53111235 has 32 divisors (see below), whose sum is σ = 88323840. Its totient is φ = 27232128.

The previous prime is 53111203. The next prime is 53111237. The reversal of 53111235 is 53211135.

53111235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53111235 - 2⁵ = 53111203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53111237) 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 31 ways as a sum of consecutive naturals, for example, 42601 + ... + 43829.

It is an arithmetic number, because the mean of its divisors is an integer number (2760120).

Almost surely, 2^53111235 is an apocalyptic number.

53111235 is a deficient number, since it is larger than the sum of its proper divisors (35212605).

53111235 is a wasteful number, since it uses less digits than its factorization.

53111235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347.

The product of its digits is 450, while the sum is 21.

The square root of 53111235 is about 7287.7455361723. The cubic root of 53111235 is about 375.8911782370.

The spelling of 53111235 in words is "fifty-three million, one hundred eleven thousand, two hundred thirty-five".