53319157 has 8 divisors (see below), whose sum is σ = 56832192. Its totient is φ = 49848000.

The previous prime is 53319151. The next prime is 53319169. The reversal of 53319157 is 75191335.

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 53319157 - 2²³ = 44930549 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 (53319151) 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, 7819 + ... + 12952.

It is an arithmetic number, because the mean of its divisors is an integer number (7104024).

Almost surely, 2^53319157 is an apocalyptic number.

It is an amenable number.

53319157 is a deficient number, since it is larger than the sum of its proper divisors (3513035).

53319157 is a wasteful number, since it uses less digits than its factorization.

53319157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20939.

The product of its digits is 14175, while the sum is 34.

The square root of 53319157 is about 7301.9967817029. The cubic root of 53319157 is about 376.3810574959.

The spelling of 53319157 in words is "fifty-three million, three hundred nineteen thousand, one hundred fifty-seven".