113021310977 has 2 divisors, whose sum is σ = 113021310978. Its totient is φ = 113021310976.

The previous prime is 113021310973. The next prime is 113021311043. The reversal of 113021310977 is 779013120311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110091903601 + 2929407376 = 331801^2 + 54124^2 .

It is a cyclic number.

It is not a de Polignac number, because 113021310977 - 2² = 113021310973 is a prime.

It is not a weakly prime, because it can be changed into another prime (113021310973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56510655488 + 56510655489.

It is an arithmetic number, because the mean of its divisors is an integer number (56510655489).

Almost surely, 2^113021310977 is an apocalyptic number.

It is an amenable number.

113021310977 is a deficient number, since it is larger than the sum of its proper divisors (1).

113021310977 is an equidigital number, since it uses as much as digits as its factorization.

113021310977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 35.

The spelling of 113021310977 in words is "one hundred thirteen billion, twenty-one million, three hundred ten thousand, nine hundred seventy-seven".