45189134 has 32 divisors (see below), whose sum is σ = 74269440. Its totient is φ = 20563200.

The previous prime is 45189107. The next prime is 45189139. The reversal of 45189134 is 43198154.

It is a junction number, because it is equal to n+sod(n) for n = 45189094 and 45189103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45189139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73412 + ... + 74024.

It is an arithmetic number, because the mean of its divisors is an integer number (2320920).

Almost surely, 2^45189134 is an apocalyptic number.

45189134 is a deficient number, since it is larger than the sum of its proper divisors (29080306).

45189134 is a wasteful number, since it uses less digits than its factorization.

45189134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716.

The product of its digits is 17280, while the sum is 35.

The square root of 45189134 is about 6722.2863670034. The cubic root of 45189134 is about 356.1869520518.

The spelling of 45189134 in words is "forty-five million, one hundred eighty-nine thousand, one hundred thirty-four".