45124423 has 8 divisors (see below), whose sum is σ = 46465488. Its totient is φ = 43789824.

The previous prime is 45124381. The next prime is 45124427. The reversal of 45124423 is 32442154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45124423 - 2²⁵ = 11569991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45124427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15015 + ... + 17767.

It is an arithmetic number, because the mean of its divisors is an integer number (5808186).

Almost surely, 2^45124423 is an apocalyptic number.

45124423 is a deficient number, since it is larger than the sum of its proper divisors (1341065).

45124423 is a wasteful number, since it uses less digits than its factorization.

45124423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233.

The product of its digits is 3840, while the sum is 25.

The square root of 45124423 is about 6717.4714737020. The cubic root of 45124423 is about 356.0168505048.

Adding to 45124423 its reverse (32442154), we get a palindrome (77566577).

The spelling of 45124423 in words is "forty-five million, one hundred twenty-four thousand, four hundred twenty-three".