121930576 has 40 divisors (see below), whose sum is σ = 240304064. Its totient is φ = 59927040.

The previous prime is 121930519. The next prime is 121930583. The reversal of 121930576 is 675039121.

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, 397015 + ... + 397321.

Almost surely, 2^121930576 is an apocalyptic number.

121930576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121930576 is a deficient number, since it is larger than the sum of its proper divisors (118373488).

121930576 is a wasteful number, since it uses less digits than its factorization.

121930576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 121930576 is about 11042.2178931590. The cubic root of 121930576 is about 495.8734718881.

Adding to 121930576 its reverse (675039121), we get a palindrome (796969697).

The spelling of 121930576 in words is "one hundred twenty-one million, nine hundred thirty thousand, five hundred seventy-six".