45501423 has 8 divisors (see below), whose sum is σ = 66183936. Its totient is φ = 27576600.

The previous prime is 45501413. The next prime is 45501427. The reversal of 45501423 is 32410554.

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

It is not a de Polignac number, because 45501423 - 2⁶ = 45501359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45501393 and 45501402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45501427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689383 + ... + 689448.

It is an arithmetic number, because the mean of its divisors is an integer number (8272992).

Almost surely, 2^45501423 is an apocalyptic number.

45501423 is a deficient number, since it is larger than the sum of its proper divisors (20682513).

45501423 is a wasteful number, since it uses less digits than its factorization.

45501423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378845.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 45501423 is about 6745.4742605691. The cubic root of 45501423 is about 357.0055707689.

Adding to 45501423 its reverse (32410554), we get a palindrome (77911977).

The spelling of 45501423 in words is "forty-five million, five hundred one thousand, four hundred twenty-three".