53016157 has 4 divisors (see below), whose sum is σ = 54309276. Its totient is φ = 51723040.

The previous prime is 53016151. The next prime is 53016163. The reversal of 53016157 is 75161035.

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

It is an interprime number because it is at equal distance from previous prime (53016151) and next prime (53016163).

It can be written as a sum of positive squares in 2 ways, for example, as 4866436 + 48149721 = 2206^2 + 6939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53016157 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 (53016151) 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, 646498 + ... + 646579.

It is an arithmetic number, because the mean of its divisors is an integer number (13577319).

Almost surely, 2^53016157 is an apocalyptic number.

It is an amenable number.

53016157 is a deficient number, since it is larger than the sum of its proper divisors (1293119).

53016157 is a wasteful number, since it uses less digits than its factorization.

53016157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293118.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 53016157 is about 7281.2194720390. The cubic root of 53016157 is about 375.6667415497. Note that the first 3 decimals are identical.

The spelling of 53016157 in words is "fifty-three million, sixteen thousand, one hundred fifty-seven".