56753197 has 2 divisors, whose sum is σ = 56753198. Its totient is φ = 56753196.

The previous prime is 56753183. The next prime is 56753231. The reversal of 56753197 is 79135765.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49196196 + 7557001 = 7014^2 + 2749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56753197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56753117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28376598 + 28376599.

It is an arithmetic number, because the mean of its divisors is an integer number (28376599).

Almost surely, 2^56753197 is an apocalyptic number.

It is an amenable number.

56753197 is a deficient number, since it is larger than the sum of its proper divisors (1).

56753197 is an equidigital number, since it uses as much as digits as its factorization.

56753197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 198450, while the sum is 43.

The square root of 56753197 is about 7533.4717760140. The cubic root of 56753197 is about 384.2938582726.

The spelling of 56753197 in words is "fifty-six million, seven hundred fifty-three thousand, one hundred ninety-seven".