56756941 has 2 divisors, whose sum is σ = 56756942. Its totient is φ = 56756940.

The previous prime is 56756911. The next prime is 56756951. The reversal of 56756941 is 14965765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39501225 + 17255716 = 6285^2 + 4154^2 .

It is a cyclic number.

It is not a de Polignac number, because 56756941 - 2⁹ = 56756429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56756911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28378470 + 28378471.

It is an arithmetic number, because the mean of its divisors is an integer number (28378471).

Almost surely, 2^56756941 is an apocalyptic number.

It is an amenable number.

56756941 is a deficient number, since it is larger than the sum of its proper divisors (1).

56756941 is an equidigital number, since it uses as much as digits as its factorization.

56756941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 43.

The square root of 56756941 is about 7533.7202629246. The cubic root of 56756941 is about 384.3023086897.

The spelling of 56756941 in words is "fifty-six million, seven hundred fifty-six thousand, nine hundred forty-one".