2056706131 has 2 divisors, whose sum is σ = 2056706132. Its totient is φ = 2056706130.

The previous prime is 2056706117. The next prime is 2056706173. The reversal of 2056706131 is 1316076502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2056706131 - 2⁹ = 2056705619 is a prime.

It is a super-2 number, since 2×2056706131² = 8460080218585978322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2056706093 and 2056706102.

It is not a weakly prime, because it can be changed into another prime (2056706101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028353065 + 1028353066.

It is an arithmetic number, because the mean of its divisors is an integer number (1028353066).

Almost surely, 2^2056706131 is an apocalyptic number.

2056706131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056706131 is an equidigital number, since it uses as much as digits as its factorization.

2056706131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 2056706131 is about 45350.9220523685. The cubic root of 2056706131 is about 1271.7177926589.

The spelling of 2056706131 in words is "two billion, fifty-six million, seven hundred six thousand, one hundred thirty-one".