121941275 has 6 divisors (see below), whose sum is σ = 151207212. Its totient is φ = 97553000.

The previous prime is 121941271. The next prime is 121941277. The reversal of 121941275 is 572149121.

It is not a de Polignac number, because 121941275 - 2² = 121941271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121941271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2438801 + ... + 2438850.

It is an arithmetic number, because the mean of its divisors is an integer number (25201202).

Almost surely, 2^121941275 is an apocalyptic number.

121941275 is a deficient number, since it is larger than the sum of its proper divisors (29265937).

121941275 is an equidigital number, since it uses as much as digits as its factorization.

121941275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877661 (or 4877656 counting only the distinct ones).

The product of its digits is 5040, while the sum is 32.

The square root of 121941275 is about 11042.7023413655. The cubic root of 121941275 is about 495.8879752098.

The spelling of 121941275 in words is "one hundred twenty-one million, nine hundred forty-one thousand, two hundred seventy-five".