45188154 has 24 divisors (see below), whose sum is σ = 106808832. Its totient is φ = 13693320.

The previous prime is 45188153. The next prime is 45188161.

45188154 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (45188153) 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 11 ways as a sum of consecutive naturals, for example, 113914 + ... + 114309.

It is an arithmetic number, because the mean of its divisors is an integer number (4450368).

Almost surely, 2^45188154 is an apocalyptic number.

45188154 is an abundant number, since it is smaller than the sum of its proper divisors (61620678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45188154 is a wasteful number, since it uses less digits than its factorization.

45188154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228242 (or 228239 counting only the distinct ones).

The product of its digits is 25600, while the sum is 36.

The square root of 45188154 is about 6722.2134747418. The cubic root of 45188154 is about 356.1843772017.

The spelling of 45188154 in words is "forty-five million, one hundred eighty-eight thousand, one hundred fifty-four".