121299652 has 12 divisors (see below), whose sum is σ = 219122176. Its totient is φ = 58693320.

The previous prime is 121299617. The next prime is 121299679. The reversal of 121299652 is 256992121.

It is a super-2 number, since 2×121299652² = 29427211150642208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488988 + ... + 489235.

Almost surely, 2^121299652 is an apocalyptic number.

It is an amenable number.

121299652 is a deficient number, since it is larger than the sum of its proper divisors (97822524).

121299652 is a wasteful number, since it uses less digits than its factorization.

121299652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978258 (or 978256 counting only the distinct ones).

The product of its digits is 19440, while the sum is 37.

The square root of 121299652 is about 11013.6121231865. The cubic root of 121299652 is about 495.0167011336.

The spelling of 121299652 in words is "one hundred twenty-one million, two hundred ninety-nine thousand, six hundred fifty-two".