45416923 has 4 divisors (see below), whose sum is σ = 45857968. Its totient is φ = 44975880.

The previous prime is 45416873. The next prime is 45416939. The reversal of 45416923 is 32961454.

It is a happy number.

45416923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45416923 - 2⁹ = 45416411 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45416963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220368 + ... + 220573.

It is an arithmetic number, because the mean of its divisors is an integer number (11464492).

Almost surely, 2^45416923 is an apocalyptic number.

45416923 is a deficient number, since it is larger than the sum of its proper divisors (441045).

45416923 is a wasteful number, since it uses less digits than its factorization.

45416923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441044.

The product of its digits is 25920, while the sum is 34.

The square root of 45416923 is about 6739.2078911397. The cubic root of 45416923 is about 356.7844372875.

The spelling of 45416923 in words is "forty-five million, four hundred sixteen thousand, nine hundred twenty-three".