56983151 has 2 divisors, whose sum is σ = 56983152. Its totient is φ = 56983150.

The previous prime is 56983141. The next prime is 56983159. The reversal of 56983151 is 15138965.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56983151 is a prime.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 56983151 parts by 10675 straight cuts.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56983159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28491575 + 28491576.

It is an arithmetic number, because the mean of its divisors is an integer number (28491576).

Almost surely, 2^56983151 is an apocalyptic number.

56983151 is a deficient number, since it is larger than the sum of its proper divisors (1).

56983151 is an equidigital number, since it uses as much as digits as its factorization.

56983151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 38.

The square root of 56983151 is about 7548.7185005138. The cubic root of 56983151 is about 384.8121892764.

The spelling of 56983151 in words is "fifty-six million, nine hundred eighty-three thousand, one hundred fifty-one".