45189255 has 16 divisors (see below), whose sum is σ = 72468864. Its totient is φ = 24045600.

The previous prime is 45189253. The next prime is 45189271. The reversal of 45189255 is 55298154.

It is not a de Polignac number, because 45189255 - 2¹ = 45189253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45189251) 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, 3780 + ... + 10230.

It is an arithmetic number, because the mean of its divisors is an integer number (4529304).

Almost surely, 2^45189255 is an apocalyptic number.

45189255 is a deficient number, since it is larger than the sum of its proper divisors (27279609).

45189255 is a wasteful number, since it uses less digits than its factorization.

45189255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926.

The product of its digits is 72000, while the sum is 39.

The square root of 45189255 is about 6722.2953669115. The cubic root of 45189255 is about 356.1872699644.

The spelling of 45189255 in words is "forty-five million, one hundred eighty-nine thousand, two hundred fifty-five".