120636023 has 4 divisors (see below), whose sum is σ = 120676320. Its totient is φ = 120595728.

The previous prime is 120636007. The next prime is 120636031. The reversal of 120636023 is 320636021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320636021 = 47 ⋅6822043.

It is a cyclic number.

It is not a de Polignac number, because 120636023 - 2⁴ = 120636007 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 120636023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120636083) 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, 15263 + ... + 21776.

It is an arithmetic number, because the mean of its divisors is an integer number (30169080).

Almost surely, 2^120636023 is an apocalyptic number.

120636023 is a deficient number, since it is larger than the sum of its proper divisors (40297).

120636023 is an equidigital number, since it uses as much as digits as its factorization.

120636023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40296.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 120636023 is about 10983.4431304578. The cubic root of 120636023 is about 494.1123062534.

The spelling of 120636023 in words is "one hundred twenty million, six hundred thirty-six thousand, twenty-three".