113988100777 has 2 divisors, whose sum is σ = 113988100778. Its totient is φ = 113988100776.

The previous prime is 113988100769. The next prime is 113988100789. The reversal of 113988100777 is 777001889311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64321075456 + 49667025321 = 253616^2 + 222861^2 .

It is a cyclic number.

It is not a de Polignac number, because 113988100777 - 2³ = 113988100769 is a prime.

It is not a weakly prime, because it can be changed into another prime (113988110777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56994050388 + 56994050389.

It is an arithmetic number, because the mean of its divisors is an integer number (56994050389).

Almost surely, 2^113988100777 is an apocalyptic number.

It is an amenable number.

113988100777 is a deficient number, since it is larger than the sum of its proper divisors (1).

113988100777 is an equidigital number, since it uses as much as digits as its factorization.

113988100777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 52.

The spelling of 113988100777 in words is "one hundred thirteen billion, nine hundred eighty-eight million, one hundred thousand, seven hundred seventy-seven".