121441379 has 2 divisors, whose sum is σ = 121441380. Its totient is φ = 121441378.

The previous prime is 121441361. The next prime is 121441393. The reversal of 121441379 is 973144121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121441379 - 2¹⁶ = 121375843 is a prime.

It is not a weakly prime, because it can be changed into another prime (121441399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60720689 + 60720690.

It is an arithmetic number, because the mean of its divisors is an integer number (60720690).

Almost surely, 2^121441379 is an apocalyptic number.

121441379 is a deficient number, since it is larger than the sum of its proper divisors (1).

121441379 is an equidigital number, since it uses as much as digits as its factorization.

121441379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 121441379 is about 11020.0444191482. The cubic root of 121441379 is about 495.2094192620.

The spelling of 121441379 in words is "one hundred twenty-one million, four hundred forty-one thousand, three hundred seventy-nine".