1202112253 has 2 divisors, whose sum is σ = 1202112254. Its totient is φ = 1202112252.

The previous prime is 1202112221. The next prime is 1202112281. The reversal of 1202112253 is 3522112021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1201800889 + 311364 = 34667^2 + 558^2 .

It is an emirp because it is prime and its reverse (3522112021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1202112253 - 2⁵ = 1202112221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1202112253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202110253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601056126 + 601056127.

It is an arithmetic number, because the mean of its divisors is an integer number (601056127).

Almost surely, 2^1202112253 is an apocalyptic number.

It is an amenable number.

1202112253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202112253 is an equidigital number, since it uses as much as digits as its factorization.

1202112253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1202112253 is about 34671.4904929107. The cubic root of 1202112253 is about 1063.2817047507.

Adding to 1202112253 its reverse (3522112021), we get a palindrome (4724224274).

The spelling of 1202112253 in words is "one billion, two hundred two million, one hundred twelve thousand, two hundred fifty-three".