1137655139 has 2 divisors, whose sum is σ = 1137655140. Its totient is φ = 1137655138.

The previous prime is 1137655111. The next prime is 1137655159. The reversal of 1137655139 is 9315567311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1137655139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1137655096 and 1137655105.

It is not a weakly prime, because it can be changed into another prime (1137655159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568827569 + 568827570.

It is an arithmetic number, because the mean of its divisors is an integer number (568827570).

Almost surely, 2^1137655139 is an apocalyptic number.

1137655139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137655139 is an equidigital number, since it uses as much as digits as its factorization.

1137655139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85050, while the sum is 41.

The square root of 1137655139 is about 33729.1437632206. The cubic root of 1137655139 is about 1043.9271940122.

The spelling of 1137655139 in words is "one billion, one hundred thirty-seven million, six hundred fifty-five thousand, one hundred thirty-nine".