56020151 has 16 divisors (see below), whose sum is σ = 68117760. Its totient is φ = 45406080.

The previous prime is 56020091. The next prime is 56020177. The reversal of 56020151 is 15102065.

It is a cyclic number.

It is not a de Polignac number, because 56020151 - 2¹⁰ = 56019127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56020051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4331 + ... + 11436.

It is an arithmetic number, because the mean of its divisors is an integer number (4257360).

Almost surely, 2^56020151 is an apocalyptic number.

56020151 is a deficient number, since it is larger than the sum of its proper divisors (12097609).

56020151 is a wasteful number, since it uses less digits than its factorization.

56020151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15814.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 56020151 is about 7484.6610477696. The cubic root of 56020151 is about 382.6321209039.

The spelling of 56020151 in words is "fifty-six million, twenty thousand, one hundred fifty-one".