121432596 has 24 divisors (see below), whose sum is σ = 283901184. Its totient is φ = 40397760.

The previous prime is 121432589. The next prime is 121432613. The reversal of 121432596 is 695234121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3460 + ... + 15963.

It is an arithmetic number, because the mean of its divisors is an integer number (11829216).

Almost surely, 2^121432596 is an apocalyptic number.

It is an amenable number.

121432596 is an abundant number, since it is smaller than the sum of its proper divisors (162468588).

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

121432596 is a wasteful number, since it uses less digits than its factorization.

121432596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19951 (or 19949 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 121432596 is about 11019.6459108267. The cubic root of 121432596 is about 495.1974806372.

The spelling of 121432596 in words is "one hundred twenty-one million, four hundred thirty-two thousand, five hundred ninety-six".