120423544 has 16 divisors (see below), whose sum is σ = 233580600. Its totient is φ = 58135392.

The previous prime is 120423491. The next prime is 120423547. The reversal of 120423544 is 445324021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120423547) 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, 259302 + ... + 259765.

Almost surely, 2^120423544 is an apocalyptic number.

It is an amenable number.

120423544 is a deficient number, since it is larger than the sum of its proper divisors (113157056).

120423544 is a wasteful number, since it uses less digits than its factorization.

120423544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519102 (or 519098 counting only the distinct ones).

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

The square root of 120423544 is about 10973.7661721034. The cubic root of 120423544 is about 493.8220386478.

Adding to 120423544 its reverse (445324021), we get a palindrome (565747565).

The spelling of 120423544 in words is "one hundred twenty million, four hundred twenty-three thousand, five hundred forty-four".