121692976 has 20 divisors (see below), whose sum is σ = 237020544. Its totient is φ = 60526400.

The previous prime is 121692973. The next prime is 121692979. The reversal of 121692976 is 679296121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (121692973) and next prime (121692979).

It is not an unprimeable number, because it can be changed into a prime (121692973) by changing a digit.

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, 16855 + ... + 22966.

Almost surely, 2^121692976 is an apocalyptic number.

121692976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121692976 is a deficient number, since it is larger than the sum of its proper divisors (115327568).

121692976 is a wasteful number, since it uses less digits than its factorization.

121692976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40020 (or 40014 counting only the distinct ones).

The product of its digits is 81648, while the sum is 43.

The square root of 121692976 is about 11031.4539386248. The cubic root of 121692976 is about 495.5511678541.

The spelling of 121692976 in words is "one hundred twenty-one million, six hundred ninety-two thousand, nine hundred seventy-six".