121655932 has 6 divisors (see below), whose sum is σ = 212897888. Its totient is φ = 60827964.

The previous prime is 121655929. The next prime is 121655939. The reversal of 121655932 is 239556121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121655939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15206988 + ... + 15206995.

Almost surely, 2^121655932 is an apocalyptic number.

It is an amenable number.

121655932 is a deficient number, since it is larger than the sum of its proper divisors (91241956).

121655932 is a wasteful number, since it uses less digits than its factorization.

121655932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30413987 (or 30413985 counting only the distinct ones).

The product of its digits is 16200, while the sum is 34.

The square root of 121655932 is about 11029.7747937118. The cubic root of 121655932 is about 495.5008799326.

The spelling of 121655932 in words is "one hundred twenty-one million, six hundred fifty-five thousand, nine hundred thirty-two".