55124537 has 16 divisors (see below), whose sum is σ = 62270208. Its totient is φ = 48417600.

The previous prime is 55124527. The next prime is 55124539. The reversal of 55124537 is 73542155.

It is a cyclic number.

It is not a de Polignac number, because 55124537 - 2⁴ = 55124521 is a prime.

Its product of digits (21000) is a multiple of the sum of its prime divisors (1000).

It is not an unprimeable number, because it can be changed into a prime (55124539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78287 + ... + 78987.

It is an arithmetic number, because the mean of its divisors is an integer number (3891888).

Almost surely, 2^55124537 is an apocalyptic number.

It is an amenable number.

55124537 is a deficient number, since it is larger than the sum of its proper divisors (7145671).

55124537 is a wasteful number, since it uses less digits than its factorization.

55124537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000.

The product of its digits is 21000, while the sum is 32.

The square root of 55124537 is about 7424.5900223514. The cubic root of 55124537 is about 380.5820650303.

The spelling of 55124537 in words is "fifty-five million, one hundred twenty-four thousand, five hundred thirty-seven".