56365637 has 2 divisors, whose sum is σ = 56365638. Its totient is φ = 56365636.

The previous prime is 56365619. The next prime is 56365651. The reversal of 56365637 is 73656365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41357761 + 15007876 = 6431^2 + 3874^2 .

It is a cyclic number.

It is not a de Polignac number, because 56365637 - 2¹⁰ = 56364613 is a prime.

It is equal to p_3358877 and since 56365637 and 3358877 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 56365594 and 56365603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56365607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28182818 + 28182819.

It is an arithmetic number, because the mean of its divisors is an integer number (28182819).

Almost surely, 2^56365637 is an apocalyptic number.

It is an amenable number.

56365637 is a deficient number, since it is larger than the sum of its proper divisors (1).

56365637 is an equidigital number, since it uses as much as digits as its factorization.

56365637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 41.

The square root of 56365637 is about 7507.7051753515. The cubic root of 56365637 is about 383.4170956634.

The spelling of 56365637 in words is "fifty-six million, three hundred sixty-five thousand, six hundred thirty-seven".