45192323 has 4 divisors (see below), whose sum is σ = 49300728. Its totient is φ = 41083920.

The previous prime is 45192313. The next prime is 45192361. The reversal of 45192323 is 32329154.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45192323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45192313) 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 3 ways as a sum of consecutive naturals, for example, 2054186 + ... + 2054207.

It is an arithmetic number, because the mean of its divisors is an integer number (12325182).

Almost surely, 2^45192323 is an apocalyptic number.

45192323 is a deficient number, since it is larger than the sum of its proper divisors (4108405).

45192323 is a wasteful number, since it uses less digits than its factorization.

45192323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108404.

The product of its digits is 6480, while the sum is 29.

The square root of 45192323 is about 6722.5235589026. The cubic root of 45192323 is about 356.1953305665.

The spelling of 45192323 in words is "forty-five million, one hundred ninety-two thousand, three hundred twenty-three".