120858723 has 28 divisors (see below), whose sum is σ = 182356120. Its totient is φ = 80061696.

The previous prime is 120858719. The next prime is 120858733. The reversal of 120858723 is 327858021.

It is not a de Polignac number, because 120858723 - 2² = 120858719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120858713) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 140268 + ... + 141126.

Almost surely, 2^120858723 is an apocalyptic number.

120858723 is a deficient number, since it is larger than the sum of its proper divisors (61497397).

120858723 is an frugal number, since it uses more digits than its factorization.

120858723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1055 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 120858723 is about 10993.5764426323. The cubic root of 120858723 is about 494.4161711767.

The spelling of 120858723 in words is "one hundred twenty million, eight hundred fifty-eight thousand, seven hundred twenty-three".