53013132 has 18 divisors (see below), whose sum is σ = 134005508. Its totient is φ = 17671032.

The previous prime is 53013127. The next prime is 53013143. The reversal of 53013132 is 23131035.

53013132 is a `hidden beast` number, since 530 + 1 + 3 + 132 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 736258 + ... + 736329.

Almost surely, 2^53013132 is an apocalyptic number.

It is an amenable number.

53013132 is an abundant number, since it is smaller than the sum of its proper divisors (80992376).

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

53013132 is a wasteful number, since it uses less digits than its factorization.

53013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472597 (or 1472592 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 53013132 is about 7281.0117428830. The cubic root of 53013132 is about 375.6595964731.

Adding to 53013132 its reverse (23131035), we get a palindrome (76144167).

The spelling of 53013132 in words is "fifty-three million, thirteen thousand, one hundred thirty-two".