56126971 has 2 divisors, whose sum is σ = 56126972. Its totient is φ = 56126970.

The previous prime is 56126953. The next prime is 56126981. The reversal of 56126971 is 17962165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56126971 - 2⁹ = 56126459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56126971.

It is not a weakly prime, because it can be changed into another prime (56126951) 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, 28063485 + 28063486.

It is an arithmetic number, because the mean of its divisors is an integer number (28063486).

Almost surely, 2^56126971 is an apocalyptic number.

56126971 is a deficient number, since it is larger than the sum of its proper divisors (1).

56126971 is an equidigital number, since it uses as much as digits as its factorization.

56126971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 37.

The square root of 56126971 is about 7491.7935769747. The cubic root of 56126971 is about 382.8751692297.

The spelling of 56126971 in words is "fifty-six million, one hundred twenty-six thousand, nine hundred seventy-one".