121133960 has 16 divisors (see below), whose sum is σ = 272551500. Its totient is φ = 48453568.

The previous prime is 121133953. The next prime is 121134001. The reversal of 121133960 is 69331121.

It can be written as a sum of positive squares in 2 ways, for example, as 119727364 + 1406596 = 10942^2 + 1186^2 .

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, 1514135 + ... + 1514214.

Almost surely, 2^121133960 is an apocalyptic number.

121133960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121133960 is an abundant number, since it is smaller than the sum of its proper divisors (151417540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121133960 is a wasteful number, since it uses less digits than its factorization.

121133960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028360 (or 3028356 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 121133960 is about 11006.0874065219. The cubic root of 121133960 is about 494.7912053467.

The spelling of 121133960 in words is "one hundred twenty-one million, one hundred thirty-three thousand, nine hundred sixty".