120390065 has 8 divisors (see below), whose sum is σ = 144610368. Its totient is φ = 96217200.

The previous prime is 120390047. The next prime is 120390071. The reversal of 120390065 is 560093021.

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

It is not a de Polignac number, because 120390065 - 2⁶ = 120390001 is a prime.

It is a Duffinian 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, 6011 + ... + 16640.

It is an arithmetic number, because the mean of its divisors is an integer number (18076296).

Almost surely, 2^120390065 is an apocalyptic number.

It is an amenable number.

120390065 is a deficient number, since it is larger than the sum of its proper divisors (24220303).

120390065 is a wasteful number, since it uses less digits than its factorization.

120390065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23719.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 120390065 is about 10972.2406553994. The cubic root of 120390065 is about 493.7762718489.

The spelling of 120390065 in words is "one hundred twenty million, three hundred ninety thousand, sixty-five".