120153405 has 16 divisors (see below), whose sum is σ = 192398400. Its totient is φ = 64030848.

The previous prime is 120153379. The next prime is 120153431. The reversal of 120153405 is 504351021.

It is an interprime number because it is at equal distance from previous prime (120153379) and next prime (120153431).

It is not a de Polignac number, because 120153405 - 2⁷ = 120153277 is a prime.

It is a congruent number.

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, 23521 + ... + 28169.

It is an arithmetic number, because the mean of its divisors is an integer number (12024900).

Almost surely, 2^120153405 is an apocalyptic number.

120153405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120153405 is a deficient number, since it is larger than the sum of its proper divisors (72244995).

120153405 is a wasteful number, since it uses less digits than its factorization.

120153405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 120153405 is about 10961.4508619982. The cubic root of 120153405 is about 493.4525082895.

The spelling of 120153405 in words is "one hundred twenty million, one hundred fifty-three thousand, four hundred five".