120155351 has 4 divisors (see below), whose sum is σ = 120216600. Its totient is φ = 120094104.

The previous prime is 120155339. The next prime is 120155369. The reversal of 120155351 is 153551021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120155351 - 2¹⁰ = 120154327 is a prime.

It is a Duffinian number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 27581 + ... + 31638.

It is an arithmetic number, because the mean of its divisors is an integer number (30054150).

Almost surely, 2^120155351 is an apocalyptic number.

120155351 is a deficient number, since it is larger than the sum of its proper divisors (61249).

120155351 is an equidigital number, since it uses as much as digits as its factorization.

120155351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61248.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 120155351 is about 10961.5396272604. The cubic root of 120155351 is about 493.4551722545.

The spelling of 120155351 in words is "one hundred twenty million, one hundred fifty-five thousand, three hundred fifty-one".