120153506 has 8 divisors (see below), whose sum is σ = 196614864. Its totient is φ = 54615220.

The previous prime is 120153487. The next prime is 120153533. The reversal of 120153506 is 605351021.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730740 + ... + 2730783.

It is an arithmetic number, because the mean of its divisors is an integer number (24576858).

Almost surely, 2^120153506 is an apocalyptic number.

120153506 is a deficient number, since it is larger than the sum of its proper divisors (76461358).

120153506 is a wasteful number, since it uses less digits than its factorization.

120153506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461536.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 120153506 is about 10961.4554690515. The cubic root of 120153506 is about 493.4526465535.

The spelling of 120153506 in words is "one hundred twenty million, one hundred fifty-three thousand, five hundred six".