56748151 has 2 divisors, whose sum is σ = 56748152. Its totient is φ = 56748150.

The previous prime is 56748137. The next prime is 56748161. The reversal of 56748151 is 15184765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56748151 - 2⁵ = 56748119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56748151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56748161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28374075 + 28374076.

It is an arithmetic number, because the mean of its divisors is an integer number (28374076).

Almost surely, 2^56748151 is an apocalyptic number.

56748151 is a deficient number, since it is larger than the sum of its proper divisors (1).

56748151 is an equidigital number, since it uses as much as digits as its factorization.

56748151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 37.

The square root of 56748151 is about 7533.1368632197. The cubic root of 56748151 is about 384.2824685807.

The spelling of 56748151 in words is "fifty-six million, seven hundred forty-eight thousand, one hundred fifty-one".