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1223150053 is a prime number
BaseRepresentation
bin100100011100111…
…1100100111100101
310011020120110102211
41020321330213211
510001111300203
6321212203421
742211414066
oct11071744745
93136513384
101223150053
11578488814
122a1769571
1316653b638
14b863856d
15725aec6d
hex48e7c9e5

1223150053 has 2 divisors, whose sum is σ = 1223150054. Its totient is φ = 1223150052.

The previous prime is 1223150021. The next prime is 1223150069. The reversal of 1223150053 is 3500513221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1187353764 + 35796289 = 34458^2 + 5983^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223150053 - 25 = 1223150021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223150003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611575026 + 611575027.

It is an arithmetic number, because the mean of its divisors is an integer number (611575027).

Almost surely, 21223150053 is an apocalyptic number.

It is an amenable number.

1223150053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223150053 is an equidigital number, since it uses as much as digits as its factorization.

1223150053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1223150053 is about 34973.5622006109. The cubic root of 1223150053 is about 1069.4485914819.

Adding to 1223150053 its reverse (3500513221), we get a palindrome (4723663274).

The spelling of 1223150053 in words is "one billion, two hundred twenty-three million, one hundred fifty thousand, fifty-three".