45425723 has 4 divisors (see below), whose sum is σ = 51915120. Its totient is φ = 38936328.

The previous prime is 45425707. The next prime is 45425767. The reversal of 45425723 is 32752454.

45425723 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 45425723 - 2⁴ = 45425707 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 45425723.

It is not an unprimeable number, because it can be changed into a prime (45425123) 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, 3244688 + ... + 3244701.

It is an arithmetic number, because the mean of its divisors is an integer number (12978780).

Almost surely, 2^45425723 is an apocalyptic number.

45425723 is a deficient number, since it is larger than the sum of its proper divisors (6489397).

45425723 is an equidigital number, since it uses as much as digits as its factorization.

45425723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489396.

The product of its digits is 33600, while the sum is 32.

The square root of 45425723 is about 6739.8607552382. The cubic root of 45425723 is about 356.8074793614.

The spelling of 45425723 in words is "forty-five million, four hundred twenty-five thousand, seven hundred twenty-three".