121339696 has 20 divisors (see below), whose sum is σ = 235578672. Its totient is φ = 60545216.

The previous prime is 121339649. The next prime is 121339703. The reversal of 121339696 is 696933121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510 + ... + 15586.

Almost surely, 2^121339696 is an apocalyptic number.

121339696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121339696 is a deficient number, since it is larger than the sum of its proper divisors (114238976).

121339696 is a wasteful number, since it uses less digits than its factorization.

121339696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15588 (or 15582 counting only the distinct ones).

The product of its digits is 52488, while the sum is 40.

The square root of 121339696 is about 11015.4299053646. The cubic root of 121339696 is about 495.0711675385.

The spelling of 121339696 in words is "one hundred twenty-one million, three hundred thirty-nine thousand, six hundred ninety-six".