2696120657 has 2 divisors, whose sum is σ = 2696120658. Its totient is φ = 2696120656.

The previous prime is 2696120617. The next prime is 2696120671. The reversal of 2696120657 is 7560216962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2156766481 + 539354176 = 46441^2 + 23224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2696120657 - 2¹² = 2696116561 is a prime.

It is a super-2 number, since 2×2696120657² = 14538133194204223298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2696120617) 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, 1348060328 + 1348060329.

It is an arithmetic number, because the mean of its divisors is an integer number (1348060329).

Almost surely, 2^2696120657 is an apocalyptic number.

It is an amenable number.

2696120657 is a deficient number, since it is larger than the sum of its proper divisors (1).

2696120657 is an equidigital number, since it uses as much as digits as its factorization.

2696120657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 2696120657 is about 51924.1818134865. The cubic root of 2696120657 is about 1391.8094298680.

The spelling of 2696120657 in words is "two billion, six hundred ninety-six million, one hundred twenty thousand, six hundred fifty-seven".