120149355 has 16 divisors (see below), whose sum is σ = 200597760. Its totient is φ = 61293408.

The previous prime is 120149339. The next prime is 120149423. The reversal of 120149355 is 553941021.

It is not a de Polignac number, because 120149355 - 2⁴ = 120149339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173785 + ... + 174474.

It is an arithmetic number, because the mean of its divisors is an integer number (12537360).

Almost surely, 2^120149355 is an apocalyptic number.

120149355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120149355 is a deficient number, since it is larger than the sum of its proper divisors (80448405).

120149355 is a wasteful number, since it uses less digits than its factorization.

120149355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348290.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 120149355 is about 10961.2661221229. The cubic root of 120149355 is about 493.4469639741.

The spelling of 120149355 in words is "one hundred twenty million, one hundred forty-nine thousand, three hundred fifty-five".