120155051 has 8 divisors (see below), whose sum is σ = 123279408. Its totient is φ = 117040000.

The previous prime is 120155027. The next prime is 120155089. The reversal of 120155051 is 150551021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120155051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120155551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29276 + ... + 33126.

It is an arithmetic number, because the mean of its divisors is an integer number (15409926).

Almost surely, 2^120155051 is an apocalyptic number.

120155051 is a deficient number, since it is larger than the sum of its proper divisors (3124357).

120155051 is an equidigital number, since it uses as much as digits as its factorization.

120155051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 120155051 is about 10961.5259430428. The cubic root of 120155051 is about 493.4547615732.

The spelling of 120155051 in words is "one hundred twenty million, one hundred fifty-five thousand, fifty-one".