121670252 has 12 divisors (see below), whose sum is σ = 232279656. Its totient is φ = 55304640.

The previous prime is 121670251. The next prime is 121670267. The reversal of 121670252 is 252076121.

It is not an unprimeable number, because it can be changed into a prime (121670251) 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, 1382573 + ... + 1382660.

It is an arithmetic number, because the mean of its divisors is an integer number (19356638).

Almost surely, 2^121670252 is an apocalyptic number.

It is an amenable number.

121670252 is a deficient number, since it is larger than the sum of its proper divisors (110609404).

121670252 is a wasteful number, since it uses less digits than its factorization.

121670252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765248 (or 2765246 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 121670252 is about 11030.4239265769. The cubic root of 121670252 is about 495.5203208101.

The spelling of 121670252 in words is "one hundred twenty-one million, six hundred seventy thousand, two hundred fifty-two".