120723845 has 8 divisors (see below), whose sum is σ = 158038560. Its totient is φ = 87799120.

The previous prime is 120723829. The next prime is 120723881. The reversal of 120723845 is 548327021.

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

It is not a de Polignac number, because 120723845 - 2⁴ = 120723829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1097435 + ... + 1097544.

It is an arithmetic number, because the mean of its divisors is an integer number (19754820).

Almost surely, 2^120723845 is an apocalyptic number.

It is an amenable number.

120723845 is a deficient number, since it is larger than the sum of its proper divisors (37314715).

120723845 is a wasteful number, since it uses less digits than its factorization.

120723845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194995.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 120723845 is about 10987.4403297583. The cubic root of 120723845 is about 494.2321803562.

It can be divided in two parts, 1207 and 23845, that added together give a palindrome (25052).

The spelling of 120723845 in words is "one hundred twenty million, seven hundred twenty-three thousand, eight hundred forty-five".