113452017281 has 2 divisors, whose sum is σ = 113452017282. Its totient is φ = 113452017280.

The previous prime is 113452017253. The next prime is 113452017307. The reversal of 113452017281 is 182710254311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67233897025 + 46218120256 = 259295^2 + 214984^2 .

It is a cyclic number.

It is not a de Polignac number, because 113452017281 - 2²² = 113447822977 is a prime.

It is a super-2 number, since 2×113452017281² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113452017781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56726008640 + 56726008641.

It is an arithmetic number, because the mean of its divisors is an integer number (56726008641).

Almost surely, 2^113452017281 is an apocalyptic number.

It is an amenable number.

113452017281 is a deficient number, since it is larger than the sum of its proper divisors (1).

113452017281 is an equidigital number, since it uses as much as digits as its factorization.

113452017281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 35.

The spelling of 113452017281 in words is "one hundred thirteen billion, four hundred fifty-two million, seventeen thousand, two hundred eighty-one".