56380151 has 2 divisors, whose sum is σ = 56380152. Its totient is φ = 56380150.

The previous prime is 56380139. The next prime is 56380171. The reversal of 56380151 is 15108365.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56380151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56380111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28190075 + 28190076.

It is an arithmetic number, because the mean of its divisors is an integer number (28190076).

Almost surely, 2^56380151 is an apocalyptic number.

56380151 is a deficient number, since it is larger than the sum of its proper divisors (1).

56380151 is an equidigital number, since it uses as much as digits as its factorization.

56380151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 56380151 is about 7508.6717200847. The cubic root of 56380151 is about 383.4500024629.

The spelling of 56380151 in words is "fifty-six million, three hundred eighty thousand, one hundred fifty-one".