121135132 has 12 divisors (see below), whose sum is σ = 224456400. Its totient is φ = 57004736.

The previous prime is 121135111. The next prime is 121135169. The reversal of 121135132 is 231531121.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 890632 + ... + 890767.

It is an arithmetic number, because the mean of its divisors is an integer number (18704700).

Almost surely, 2^121135132 is an apocalyptic number.

It is an amenable number.

121135132 is a deficient number, since it is larger than the sum of its proper divisors (103321268).

121135132 is a wasteful number, since it uses less digits than its factorization.

121135132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781420 (or 1781418 counting only the distinct ones).

The product of its digits is 180, while the sum is 19.

The square root of 121135132 is about 11006.1406496555. The cubic root of 121135132 is about 494.7928010826.

Adding to 121135132 its reverse (231531121), we get a palindrome (352666253).

The spelling of 121135132 in words is "one hundred twenty-one million, one hundred thirty-five thousand, one hundred thirty-two".