53456371 has 4 divisors (see below), whose sum is σ = 53985744. Its totient is φ = 52927000.

The previous prime is 53456357. The next prime is 53456387. The reversal of 53456371 is 17365435.

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 53456371 - 2⁷ = 53456243 is a prime.

It is a super-3 number, since 3×53456371³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53456311) 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, 264535 + ... + 264736.

It is an arithmetic number, because the mean of its divisors is an integer number (13496436).

Almost surely, 2^53456371 is an apocalyptic number.

53456371 is a deficient number, since it is larger than the sum of its proper divisors (529373).

53456371 is a wasteful number, since it uses less digits than its factorization.

53456371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529372.

The product of its digits is 37800, while the sum is 34.

The square root of 53456371 is about 7311.3863938380. The cubic root of 53456371 is about 376.7036464420.

The spelling of 53456371 in words is "fifty-three million, four hundred fifty-six thousand, three hundred seventy-one".