1056190139 has 2 divisors, whose sum is σ = 1056190140. Its totient is φ = 1056190138.

The previous prime is 1056190133. The next prime is 1056190141. The reversal of 1056190139 is 9310916501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056190139 is a prime.

It is a super-2 number, since 2×1056190139² = 2231075219441678642, which contains 22 as substring.

Together with 1056190141, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1056190099 and 1056190108.

It is not a weakly prime, because it can be changed into another prime (1056190133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528095069 + 528095070.

It is an arithmetic number, because the mean of its divisors is an integer number (528095070).

Almost surely, 2^1056190139 is an apocalyptic number.

1056190139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056190139 is an equidigital number, since it uses as much as digits as its factorization.

1056190139 is an evil number, because the sum of its binary digits is even.

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

The square root of 1056190139 is about 32499.0790484900. The cubic root of 1056190139 is about 1018.3897889495.

The spelling of 1056190139 in words is "one billion, fifty-six million, one hundred ninety thousand, one hundred thirty-nine".