121508032 has 14 divisors (see below), whose sum is σ = 241117628. Its totient is φ = 60753984.

The previous prime is 121508029. The next prime is 121508033. The reversal of 121508032 is 230805121.

It is a junction number, because it is equal to n+sod(n) for n = 121507994 and 121508012.

It is not an unprimeable number, because it can be changed into a prime (121508033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 949218 + ... + 949345.

Almost surely, 2^121508032 is an apocalyptic number.

It is an amenable number.

121508032 is a deficient number, since it is larger than the sum of its proper divisors (119609596).

121508032 is an equidigital number, since it uses as much as digits as its factorization.

121508032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898575 (or 1898565 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 121508032 is about 11023.0681754219. The cubic root of 121508032 is about 495.3000011183.

The spelling of 121508032 in words is "one hundred twenty-one million, five hundred eight thousand, thirty-two".