53158727 has 4 divisors (see below), whose sum is σ = 55470000. Its totient is φ = 50847456.

The previous prime is 53158709. The next prime is 53158753. The reversal of 53158727 is 72785135.

It is a happy number.

53158727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53158727 - 2⁸ = 53158471 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 (53158327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155602 + ... + 1155647.

It is an arithmetic number, because the mean of its divisors is an integer number (13867500).

Almost surely, 2^53158727 is an apocalyptic number.

53158727 is a deficient number, since it is larger than the sum of its proper divisors (2311273).

53158727 is a wasteful number, since it uses less digits than its factorization.

53158727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311272.

The product of its digits is 58800, while the sum is 38.

The square root of 53158727 is about 7291.0031545735. The cubic root of 53158727 is about 376.0031853322.

The spelling of 53158727 in words is "fifty-three million, one hundred fifty-eight thousand, seven hundred twenty-seven".