55011154 has 16 divisors (see below), whose sum is σ = 91364256. Its totient is φ = 24631200.

The previous prime is 55011127. The next prime is 55011157. The reversal of 55011154 is 45111055.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (55011157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17187 + ... + 20134.

It is an arithmetic number, because the mean of its divisors is an integer number (5710266).

Almost surely, 2^55011154 is an apocalyptic number.

55011154 is a deficient number, since it is larger than the sum of its proper divisors (36353102).

55011154 is a wasteful number, since it uses less digits than its factorization.

55011154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37401.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 55011154 is about 7416.9504514996. The cubic root of 55011154 is about 380.3209522971.

Subtracting from 55011154 its reverse (45111055), we obtain a palindrome (9900099).

The spelling of 55011154 in words is "fifty-five million, eleven thousand, one hundred fifty-four".