55135124 has 12 divisors (see below), whose sum is σ = 105258048. Its totient is φ = 25061400.

The previous prime is 55135123. The next prime is 55135133. The reversal of 55135124 is 42153155.

It is a junction number, because it is equal to n+sod(n) for n = 55135093 and 55135102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55135123) 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, 626492 + ... + 626579.

It is an arithmetic number, because the mean of its divisors is an integer number (8771504).

Almost surely, 2^55135124 is an apocalyptic number.

It is an amenable number.

55135124 is a deficient number, since it is larger than the sum of its proper divisors (50122924).

55135124 is a wasteful number, since it uses less digits than its factorization.

55135124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253086 (or 1253084 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 55135124 is about 7425.3029567823. The cubic root of 55135124 is about 380.6064278315.

Adding to 55135124 its reverse (42153155), we get a palindrome (97288279).

The spelling of 55135124 in words is "fifty-five million, one hundred thirty-five thousand, one hundred twenty-four".