56343377 has 2 divisors, whose sum is σ = 56343378. Its totient is φ = 56343376.

The previous prime is 56343359. The next prime is 56343383. The reversal of 56343377 is 77334365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36192256 + 20151121 = 6016^2 + 4489^2 .

It is a cyclic number.

It is not a de Polignac number, because 56343377 - 2⁸ = 56343121 is a prime.

It is a super-2 number, since 2×56343377² = 6349152263528258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56343377.

It is not a weakly prime, because it can be changed into another prime (56343877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28171688 + 28171689.

It is an arithmetic number, because the mean of its divisors is an integer number (28171689).

Almost surely, 2^56343377 is an apocalyptic number.

It is an amenable number.

56343377 is a deficient number, since it is larger than the sum of its proper divisors (1).

56343377 is an equidigital number, since it uses as much as digits as its factorization.

56343377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 38.

The square root of 56343377 is about 7506.2225519898. Note that the first 3 decimals coincide. The cubic root of 56343377 is about 383.3666158038.

The spelling of 56343377 in words is "fifty-six million, three hundred forty-three thousand, three hundred seventy-seven".