55714157 has 4 divisors (see below), whose sum is σ = 55733820. Its totient is φ = 55694496.

The previous prime is 55714147. The next prime is 55714159. The reversal of 55714157 is 75141755.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40119556 + 15594601 = 6334^2 + 3949^2 .

It is a cyclic number.

It is not a de Polignac number, because 55714157 - 2⁶ = 55714093 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 (55714159) 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, 4682 + ... + 11547.

It is an arithmetic number, because the mean of its divisors is an integer number (13933455).

Almost surely, 2^55714157 is an apocalyptic number.

It is an amenable number.

55714157 is a deficient number, since it is larger than the sum of its proper divisors (19663).

55714157 is a wasteful number, since it uses less digits than its factorization.

55714157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19662.

The product of its digits is 24500, while the sum is 35.

The square root of 55714157 is about 7464.1916508085. The cubic root of 55714157 is about 381.9341758607.

The spelling of 55714157 in words is "fifty-five million, seven hundred fourteen thousand, one hundred fifty-seven".