112561562669 has 2 divisors, whose sum is σ = 112561562670. Its totient is φ = 112561562668.

The previous prime is 112561562629. The next prime is 112561562803. The reversal of 112561562669 is 966265165211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106412964100 + 6148598569 = 326210^2 + 78413^2 .

It is a cyclic number.

It is not a de Polignac number, because 112561562669 - 2¹² = 112561558573 is a prime.

It is a super-2 number, since 2×112561562669² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112561562629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56280781334 + 56280781335.

It is an arithmetic number, because the mean of its divisors is an integer number (56280781335).

Almost surely, 2^112561562669 is an apocalyptic number.

It is an amenable number.

112561562669 is a deficient number, since it is larger than the sum of its proper divisors (1).

112561562669 is an equidigital number, since it uses as much as digits as its factorization.

112561562669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 50.

The spelling of 112561562669 in words is "one hundred twelve billion, five hundred sixty-one million, five hundred sixty-two thousand, six hundred sixty-nine".