53132189 has 20 divisors (see below), whose sum is σ = 61843200. Its totient is φ = 45520200.

The previous prime is 53132179. The next prime is 53132221. The reversal of 53132189 is 98123135.

It is not a de Polignac number, because 53132189 - 2²⁰ = 52083613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53132119) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 278084 + ... + 278274.

It is an arithmetic number, because the mean of its divisors is an integer number (3092160).

Almost surely, 2^53132189 is an apocalyptic number.

It is an amenable number.

53132189 is a deficient number, since it is larger than the sum of its proper divisors (8711011).

53132189 is an equidigital number, since it uses as much as digits as its factorization.

53132189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 221 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 53132189 is about 7289.1830132053. The cubic root of 53132189 is about 375.9406052440.

The spelling of 53132189 in words is "fifty-three million, one hundred thirty-two thousand, one hundred eighty-nine".