56126251 has 4 divisors (see below), whose sum is σ = 56201152. Its totient is φ = 56051352.

The previous prime is 56126243. The next prime is 56126267. The reversal of 56126251 is 15262165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56126251 - 2³ = 56126243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56126951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36315 + ... + 37828.

It is an arithmetic number, because the mean of its divisors is an integer number (14050288).

Almost surely, 2^56126251 is an apocalyptic number.

56126251 is a deficient number, since it is larger than the sum of its proper divisors (74901).

56126251 is an equidigital number, since it uses as much as digits as its factorization.

56126251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74900.

The product of its digits is 3600, while the sum is 28.

The square root of 56126251 is about 7491.7455242420. The cubic root of 56126251 is about 382.8735320411.

The spelling of 56126251 in words is "fifty-six million, one hundred twenty-six thousand, two hundred fifty-one".