55437153 has 32 divisors (see below), whose sum is σ = 82446336. Its totient is φ = 32955648.

The previous prime is 55437113. The next prime is 55437163. The reversal of 55437153 is 35173455.

It is a de Polignac number, because none of the positive numbers 2^k-55437153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55437113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195750 + ... + 196032.

It is an arithmetic number, because the mean of its divisors is an integer number (2576448).

Almost surely, 2^55437153 is an apocalyptic number.

It is an amenable number.

55437153 is a deficient number, since it is larger than the sum of its proper divisors (27009183).

55437153 is a wasteful number, since it uses less digits than its factorization.

55437153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 31500, while the sum is 33.

The square root of 55437153 is about 7445.6130036418. The cubic root of 55437153 is about 381.3001471975.

The spelling of 55437153 in words is "fifty-five million, four hundred thirty-seven thousand, one hundred fifty-three".