53111456 has 24 divisors (see below), whose sum is σ = 105604884. Its totient is φ = 26291200.

The previous prime is 53111453. The next prime is 53111467. The reversal of 53111456 is 65411135.

It can be written as a sum of positive squares in 2 ways, for example, as 34621456 + 18490000 = 5884^2 + 4300^2 .

It is not an unprimeable number, because it can be changed into a prime (53111453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4985 + ... + 11448.

Almost surely, 2^53111456 is an apocalyptic number.

It is an amenable number.

53111456 is a deficient number, since it is larger than the sum of its proper divisors (52493428).

53111456 is a wasteful number, since it uses less digits than its factorization.

53111456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16544 (or 16536 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 53111456 is about 7287.7606985960. The cubic root of 53111456 is about 375.8916996072.

The spelling of 53111456 in words is "fifty-three million, one hundred eleven thousand, four hundred fifty-six".