56976149 has 2 divisors, whose sum is σ = 56976150. Its totient is φ = 56976148.

The previous prime is 56976103. The next prime is 56976167. The reversal of 56976149 is 94167965.

56976149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55726225 + 1249924 = 7465^2 + 1118^2 .

It is a cyclic number.

It is not a de Polignac number, because 56976149 - 2¹⁶ = 56910613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56976449) 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, 28488074 + 28488075.

It is an arithmetic number, because the mean of its divisors is an integer number (28488075).

Almost surely, 2^56976149 is an apocalyptic number.

It is an amenable number.

56976149 is a deficient number, since it is larger than the sum of its proper divisors (1).

56976149 is an equidigital number, since it uses as much as digits as its factorization.

56976149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The square root of 56976149 is about 7548.2546989354. The cubic root of 56976149 is about 384.7964269251.

The spelling of 56976149 in words is "fifty-six million, nine hundred seventy-six thousand, one hundred forty-nine".