45459189 has 12 divisors (see below), whose sum is σ = 65846976. Its totient is φ = 30221352.

The previous prime is 45459187. The next prime is 45459221. The reversal of 45459189 is 98195454.

45459189 is a `hidden beast` number, since 4 + 54 + 591 + 8 + 9 = 666.

It is not a de Polignac number, because 45459189 - 2¹ = 45459187 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45459187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3579 + ... + 10184.

It is an arithmetic number, because the mean of its divisors is an integer number (5487248).

Almost surely, 2^45459189 is an apocalyptic number.

It is an amenable number.

45459189 is a deficient number, since it is larger than the sum of its proper divisors (20387787).

45459189 is a wasteful number, since it uses less digits than its factorization.

45459189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14136 (or 14133 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 45459189 is about 6742.3429903855. The cubic root of 45459189 is about 356.8950801534.

The spelling of 45459189 in words is "forty-five million, four hundred fifty-nine thousand, one hundred eighty-nine".