1392915113 has 2 divisors, whose sum is σ = 1392915114. Its totient is φ = 1392915112.

The previous prime is 1392915109. The next prime is 1392915119. The reversal of 1392915113 is 3115192931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1136498944 + 256416169 = 33712^2 + 16013^2 .

It is a cyclic number.

It is not a de Polignac number, because 1392915113 - 2² = 1392915109 is a prime.

It is not a weakly prime, because it can be changed into another prime (1392915119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696457556 + 696457557.

It is an arithmetic number, because the mean of its divisors is an integer number (696457557).

Almost surely, 2^1392915113 is an apocalyptic number.

It is an amenable number.

1392915113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1392915113 is an equidigital number, since it uses as much as digits as its factorization.

1392915113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7290, while the sum is 35.

The square root of 1392915113 is about 37321.7779989110. Note that the first 3 decimals coincide. The cubic root of 1392915113 is about 1116.7986582029.

The spelling of 1392915113 in words is "one billion, three hundred ninety-two million, nine hundred fifteen thousand, one hundred thirteen".