756392113 has 2 divisors, whose sum is σ = 756392114. Its totient is φ = 756392112.

The previous prime is 756392107. The next prime is 756392137. The reversal of 756392113 is 311293657.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 751691889 + 4700224 = 27417^2 + 2168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-756392113 is a prime.

It is not a weakly prime, because it can be changed into another prime (756392173) 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, 378196056 + 378196057.

It is an arithmetic number, because the mean of its divisors is an integer number (378196057).

Almost surely, 2^756392113 is an apocalyptic number.

It is an amenable number.

756392113 is a deficient number, since it is larger than the sum of its proper divisors (1).

756392113 is an equidigital number, since it uses as much as digits as its factorization.

756392113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 37.

The square root of 756392113 is about 27502.5837513496. The cubic root of 756392113 is about 911.1341624905.

The spelling of 756392113 in words is "seven hundred fifty-six million, three hundred ninety-two thousand, one hundred thirteen".