120534999 has 8 divisors (see below), whose sum is σ = 173075952. Its totient is φ = 74175360.

The previous prime is 120534989. The next prime is 120535001. The reversal of 120534999 is 999435021.

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

It is not a de Polignac number, because 120534999 - 2⁴ = 120534983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120534999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120534919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1545282 + ... + 1545359.

It is an arithmetic number, because the mean of its divisors is an integer number (21634494).

Almost surely, 2^120534999 is an apocalyptic number.

120534999 is a deficient number, since it is larger than the sum of its proper divisors (52540953).

120534999 is a wasteful number, since it uses less digits than its factorization.

120534999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090657.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 120534999 is about 10978.8432450782. The cubic root of 120534999 is about 493.9743398846.

The spelling of 120534999 in words is "one hundred twenty million, five hundred thirty-four thousand, nine hundred ninety-nine".