115432451569 has 2 divisors, whose sum is σ = 115432451570. Its totient is φ = 115432451568.

The previous prime is 115432451521. The next prime is 115432451573. The reversal of 115432451569 is 965154234511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83984040000 + 31448411569 = 289800^2 + 177337^2 .

It is a cyclic number.

It is not a de Polignac number, because 115432451569 - 2²⁵ = 115398897137 is a prime.

It is a super-2 number, since 2×115432451569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (115432451599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57716225784 + 57716225785.

It is an arithmetic number, because the mean of its divisors is an integer number (57716225785).

Almost surely, 2^115432451569 is an apocalyptic number.

It is an amenable number.

115432451569 is a deficient number, since it is larger than the sum of its proper divisors (1).

115432451569 is an equidigital number, since it uses as much as digits as its factorization.

115432451569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 46.

The spelling of 115432451569 in words is "one hundred fifteen billion, four hundred thirty-two million, four hundred fifty-one thousand, five hundred sixty-nine".