120163151 has 4 divisors (see below), whose sum is σ = 120785952. Its totient is φ = 119540352.

The previous prime is 120163139. The next prime is 120163189. The reversal of 120163151 is 151361021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120163151 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 (120163051) 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, 311111 + ... + 311496.

It is an arithmetic number, because the mean of its divisors is an integer number (30196488).

Almost surely, 2^120163151 is an apocalyptic number.

120163151 is a deficient number, since it is larger than the sum of its proper divisors (622801).

120163151 is an equidigital number, since it uses as much as digits as its factorization.

120163151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622800.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 120163151 is about 10961.8954109223. The cubic root of 120163151 is about 493.4658497289.

The spelling of 120163151 in words is "one hundred twenty million, one hundred sixty-three thousand, one hundred fifty-one".