55131124 has 12 divisors (see below), whose sum is σ = 96602464. Its totient is φ = 27530424.

The previous prime is 55131091. The next prime is 55131127. The reversal of 55131124 is 42113155.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55131095 and 55131104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55131127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5082 + ... + 11665.

Almost surely, 2^55131124 is an apocalyptic number.

It is an amenable number.

55131124 is a deficient number, since it is larger than the sum of its proper divisors (41471340).

55131124 is a wasteful number, since it uses less digits than its factorization.

55131124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17574 (or 17572 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 55131124 is about 7425.0336026176. The cubic root of 55131124 is about 380.5972233993.

Adding to 55131124 its reverse (42113155), we get a palindrome (97244279).

It can be divided in two parts, 55131 and 124, that added together give a palindrome (55255).

The spelling of 55131124 in words is "fifty-five million, one hundred thirty-one thousand, one hundred twenty-four".