53511272 has 8 divisors (see below), whose sum is σ = 100333650. Its totient is φ = 26755632.

The previous prime is 53511259. The next prime is 53511331. The reversal of 53511272 is 27211535.

It can be written as a sum of positive squares in only one way, i.e., 49646116 + 3865156 = 7046^2 + 1966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3344447 + ... + 3344462.

Almost surely, 2^53511272 is an apocalyptic number.

It is an amenable number.

53511272 is a deficient number, since it is larger than the sum of its proper divisors (46822378).

53511272 is a wasteful number, since it uses less digits than its factorization.

53511272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6688915 (or 6688911 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 53511272 is about 7315.1399166386. The cubic root of 53511272 is about 376.8325636034.

The spelling of 53511272 in words is "fifty-three million, five hundred eleven thousand, two hundred seventy-two".