56102237 has 2 divisors, whose sum is σ = 56102238. Its totient is φ = 56102236.

The previous prime is 56102213. The next prime is 56102257. The reversal of 56102237 is 73220165.

56102237 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., 54479161 + 1623076 = 7381^2 + 1274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56102237 is a prime.

It is a Chen prime.

It is equal to p_3344084 and since 56102237 and 3344084 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56102257) 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, 28051118 + 28051119.

It is an arithmetic number, because the mean of its divisors is an integer number (28051119).

Almost surely, 2^56102237 is an apocalyptic number.

It is an amenable number.

56102237 is a deficient number, since it is larger than the sum of its proper divisors (1).

56102237 is an equidigital number, since it uses as much as digits as its factorization.

56102237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 56102237 is about 7490.1426555173. The cubic root of 56102237 is about 382.8189192326.

The spelling of 56102237 in words is "fifty-six million, one hundred two thousand, two hundred thirty-seven".