121752300 has 72 divisors (see below), whose sum is σ = 373007376. Its totient is φ = 30556160.

The previous prime is 121752299. The next prime is 121752343. The reversal of 121752300 is 3257121.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6837 + ... + 17036.

It is an arithmetic number, because the mean of its divisors is an integer number (5180658).

Almost surely, 2^121752300 is an apocalyptic number.

121752300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121752300 is an abundant number, since it is smaller than the sum of its proper divisors (251255076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121752300 is a wasteful number, since it uses less digits than its factorization.

121752300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23907 (or 23900 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 121752300 is about 11034.1424678133. The cubic root of 121752300 is about 495.6316800377.

The spelling of 121752300 in words is "one hundred twenty-one million, seven hundred fifty-two thousand, three hundred".