120377855 has 24 divisors (see below), whose sum is σ = 160105968. Its totient is φ = 86800896.

The previous prime is 120377849. The next prime is 120377861. The reversal of 120377855 is 558773021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120377849) and next prime (120377861).

It is not a de Polignac number, because 120377855 - 2¹⁴ = 120361471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34679 + ... + 37991.

It is an arithmetic number, because the mean of its divisors is an integer number (6671082).

Almost surely, 2^120377855 is an apocalyptic number.

120377855 is a deficient number, since it is larger than the sum of its proper divisors (39728113).

120377855 is a wasteful number, since it uses less digits than its factorization.

120377855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387 (or 3374 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 120377855 is about 10971.6842371625. The cubic root of 120377855 is about 493.7595783005.

The spelling of 120377855 in words is "one hundred twenty million, three hundred seventy-seven thousand, eight hundred fifty-five".