45189113 has 4 divisors (see below), whose sum is σ = 45325968. Its totient is φ = 45052260.

The previous prime is 45189107. The next prime is 45189139. The reversal of 45189113 is 31198154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45189113 - 2¹⁰ = 45188089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45189113.

It is not an unprimeable number, because it can be changed into a prime (45189143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67931 + ... + 68592.

It is an arithmetic number, because the mean of its divisors is an integer number (11331492).

Almost surely, 2^45189113 is an apocalyptic number.

It is an amenable number.

45189113 is a deficient number, since it is larger than the sum of its proper divisors (136855).

45189113 is a wasteful number, since it uses less digits than its factorization.

45189113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136854.

The product of its digits is 4320, while the sum is 32.

The square root of 45189113 is about 6722.2848050347. The cubic root of 45189113 is about 356.1868968769.

It can be divided in two parts, 4518 and 9113, that added together give a palindrome (13631).

The spelling of 45189113 in words is "forty-five million, one hundred eighty-nine thousand, one hundred thirteen".