121051443 has 8 divisors (see below), whose sum is σ = 161740800. Its totient is φ = 80531528.

The previous prime is 121051439. The next prime is 121051459. The reversal of 121051443 is 344150121.

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 121051443 - 2² = 121051439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121051043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40683 + ... + 43556.

It is an arithmetic number, because the mean of its divisors is an integer number (20217600).

Almost surely, 2^121051443 is an apocalyptic number.

121051443 is a deficient number, since it is larger than the sum of its proper divisors (40689357).

121051443 is an equidigital number, since it uses as much as digits as its factorization.

121051443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84721.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 121051443 is about 11002.3380697014. The cubic root of 121051443 is about 494.6788284919.

The spelling of 121051443 in words is "one hundred twenty-one million, fifty-one thousand, four hundred forty-three".