45164323 has 4 divisors (see below), whose sum is σ = 45929880. Its totient is φ = 44398768.

The previous prime is 45164263. The next prime is 45164333. The reversal of 45164323 is 32346154.

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 45164323 - 2¹⁷ = 45033251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45164291 and 45164300.

It is not an unprimeable number, because it can be changed into a prime (45164333) 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, 382690 + ... + 382807.

It is an arithmetic number, because the mean of its divisors is an integer number (11482470).

Almost surely, 2^45164323 is an apocalyptic number.

45164323 is a deficient number, since it is larger than the sum of its proper divisors (765557).

45164323 is an equidigital number, since it uses as much as digits as its factorization.

45164323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765556.

The product of its digits is 8640, while the sum is 28.

The square root of 45164323 is about 6720.4406849551. The cubic root of 45164323 is about 356.1217522161.

The spelling of 45164323 in words is "forty-five million, one hundred sixty-four thousand, three hundred twenty-three".