56433197 has 2 divisors, whose sum is σ = 56433198. Its totient is φ = 56433196.

The previous prime is 56433193. The next prime is 56433199. The reversal of 56433197 is 79133465.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51566761 + 4866436 = 7181^2 + 2206^2 .

It is a cyclic number.

It is not a de Polignac number, because 56433197 - 2² = 56433193 is a prime.

Together with 56433199, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56433197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56433193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28216598 + 28216599.

It is an arithmetic number, because the mean of its divisors is an integer number (28216599).

Almost surely, 2^56433197 is an apocalyptic number.

It is an amenable number.

56433197 is a deficient number, since it is larger than the sum of its proper divisors (1).

56433197 is an equidigital number, since it uses as much as digits as its factorization.

56433197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 38.

The square root of 56433197 is about 7512.2032054518. The cubic root of 56433197 is about 383.5702227449.

The spelling of 56433197 in words is "fifty-six million, four hundred thirty-three thousand, one hundred ninety-seven".