53156377 has 8 divisors (see below), whose sum is σ = 54764640. Its totient is φ = 51563040.

The previous prime is 53156371. The next prime is 53156417. The reversal of 53156377 is 77365135.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53156377 - 2²³ = 44767769 is a prime.

It is a super-2 number, since 2×53156377² = 5651200831532258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53156371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3718 + ... + 10960.

It is an arithmetic number, because the mean of its divisors is an integer number (6845580).

Almost surely, 2^53156377 is an apocalyptic number.

It is an amenable number.

53156377 is a deficient number, since it is larger than the sum of its proper divisors (1608263).

53156377 is a wasteful number, since it uses less digits than its factorization.

53156377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7463.

The product of its digits is 66150, while the sum is 37.

The square root of 53156377 is about 7290.8419952705. The cubic root of 53156377 is about 375.9976445642.

The spelling of 53156377 in words is "fifty-three million, one hundred fifty-six thousand, three hundred seventy-seven".