113699999989 has 2 divisors, whose sum is σ = 113699999990. Its totient is φ = 113699999988.

The previous prime is 113699999983. The next prime is 113700000019. The reversal of 113699999989 is 989999996311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103656953764 + 10043046225 = 321958^2 + 100215^2 .

It is a cyclic number.

It is not a de Polignac number, because 113699999989 - 2²⁹ = 113163129077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113699999983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56849999994 + 56849999995.

It is an arithmetic number, because the mean of its divisors is an integer number (56849999995).

Almost surely, 2^113699999989 is an apocalyptic number.

It is an amenable number.

113699999989 is a deficient number, since it is larger than the sum of its proper divisors (1).

113699999989 is an equidigital number, since it uses as much as digits as its factorization.

113699999989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 688747536, while the sum is 82.

The spelling of 113699999989 in words is "one hundred thirteen billion, six hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred eighty-nine".