121499852 has 6 divisors (see below), whose sum is σ = 212624748. Its totient is φ = 60749924.

The previous prime is 121499831. The next prime is 121499887. The reversal of 121499852 is 258994121.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15187478 + ... + 15187485.

It is an arithmetic number, because the mean of its divisors is an integer number (35437458).

Almost surely, 2^121499852 is an apocalyptic number.

It is an amenable number.

121499852 is a deficient number, since it is larger than the sum of its proper divisors (91124896).

121499852 is a wasteful number, since it uses less digits than its factorization.

121499852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30374967 (or 30374965 counting only the distinct ones).

The product of its digits is 51840, while the sum is 41.

The square root of 121499852 is about 11022.6971291059. The cubic root of 121499852 is about 495.2888862291.

The spelling of 121499852 in words is "one hundred twenty-one million, four hundred ninety-nine thousand, eight hundred fifty-two".