53403132 has 12 divisors (see below), whose sum is σ = 124607336. Its totient is φ = 17801040.

The previous prime is 53403127. The next prime is 53403157. The reversal of 53403132 is 23130435.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 53403099 and 53403108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2225119 + ... + 2225142.

Almost surely, 2^53403132 is an apocalyptic number.

It is an amenable number.

53403132 is an abundant number, since it is smaller than the sum of its proper divisors (71204204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53403132 is a wasteful number, since it uses less digits than its factorization.

53403132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450268 (or 4450266 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 53403132 is about 7307.7446589218. The cubic root of 53403132 is about 376.5785476205.

Adding to 53403132 its reverse (23130435), we get a palindrome (76533567).

It can be divided in two parts, 53403 and 132, that added together give a palindrome (53535).

The spelling of 53403132 in words is "fifty-three million, four hundred three thousand, one hundred thirty-two".