121250443 has 8 divisors (see below), whose sum is σ = 131853312. Its totient is φ = 111033216.

The previous prime is 121250431. The next prime is 121250447. The reversal of 121250443 is 344052121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121250443 - 2²¹ = 119153291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121250447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95755 + ... + 97012.

It is an arithmetic number, because the mean of its divisors is an integer number (16481664).

Almost surely, 2^121250443 is an apocalyptic number.

121250443 is a deficient number, since it is larger than the sum of its proper divisors (10602869).

121250443 is a wasteful number, since it uses less digits than its factorization.

121250443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192821.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 121250443 is about 11011.3778883480. The cubic root of 121250443 is about 494.9497524073.

The spelling of 121250443 in words is "one hundred twenty-one million, two hundred fifty thousand, four hundred forty-three".