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1012204253 is a prime number
BaseRepresentation
bin111100010101010…
…000001011011101
32121112122022012102
4330111100023131
54033111014003
6244235014445
734040410544
oct7425201335
92545568172
101012204253
1147a3aa045
12242b9a425
13131921138
149860715b
155dce2588
hex3c5502dd

1012204253 has 2 divisors, whose sum is σ = 1012204254. Its totient is φ = 1012204252.

The previous prime is 1012204231. The next prime is 1012204261. The reversal of 1012204253 is 3524022101.

1012204253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 762974884 + 249229369 = 27622^2 + 15787^2 .

It is an emirp because it is prime and its reverse (3524022101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012204253 - 210 = 1012203229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012204223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506102126 + 506102127.

It is an arithmetic number, because the mean of its divisors is an integer number (506102127).

Almost surely, 21012204253 is an apocalyptic number.

It is an amenable number.

1012204253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012204253 is an equidigital number, since it uses as much as digits as its factorization.

1012204253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1012204253 is about 31815.1575982267. The cubic root of 1012204253 is about 1004.0516463250.

Adding to 1012204253 its reverse (3524022101), we get a palindrome (4536226354).

The spelling of 1012204253 in words is "one billion, twelve million, two hundred four thousand, two hundred fifty-three".