113129358989 has 2 divisors, whose sum is σ = 113129358990. Its totient is φ = 113129358988.

The previous prime is 113129358919. The next prime is 113129359051. The reversal of 113129358989 is 989853921311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99046790089 + 14082568900 = 314717^2 + 118670^2 .

It is a cyclic number.

It is not a de Polignac number, because 113129358989 - 2¹² = 113129354893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113129358919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56564679494 + 56564679495.

It is an arithmetic number, because the mean of its divisors is an integer number (56564679495).

Almost surely, 2^113129358989 is an apocalyptic number.

It is an amenable number.

113129358989 is a deficient number, since it is larger than the sum of its proper divisors (1).

113129358989 is an equidigital number, since it uses as much as digits as its factorization.

113129358989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 59.

The spelling of 113129358989 in words is "one hundred thirteen billion, one hundred twenty-nine million, three hundred fifty-eight thousand, nine hundred eighty-nine".