121159319 has 2 divisors, whose sum is σ = 121159320. Its totient is φ = 121159318.

The previous prime is 121159307. The next prime is 121159321. The reversal of 121159319 is 913951121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121159319 - 2⁸ = 121159063 is a prime.

It is a super-2 number, since 2×121159319² = 29359161161087522, which contains 22 as substring.

Together with 121159321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121159399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60579659 + 60579660.

It is an arithmetic number, because the mean of its divisors is an integer number (60579660).

Almost surely, 2^121159319 is an apocalyptic number.

121159319 is a deficient number, since it is larger than the sum of its proper divisors (1).

121159319 is an equidigital number, since it uses as much as digits as its factorization.

121159319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 32.

The square root of 121159319 is about 11007.2393905102. The cubic root of 121159319 is about 494.8257305800.

The spelling of 121159319 in words is "one hundred twenty-one million, one hundred fifty-nine thousand, three hundred nineteen".