121403119 has 2 divisors, whose sum is σ = 121403120. Its totient is φ = 121403118.

The previous prime is 121403089. The next prime is 121403153. The reversal of 121403119 is 911304121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121403119 - 2⁹ = 121402607 is a prime.

It is a super-2 number, since 2×121403119² = 29477434605856322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121403119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121407119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60701559 + 60701560.

It is an arithmetic number, because the mean of its divisors is an integer number (60701560).

Almost surely, 2^121403119 is an apocalyptic number.

121403119 is a deficient number, since it is larger than the sum of its proper divisors (1).

121403119 is an equidigital number, since it uses as much as digits as its factorization.

121403119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 121403119 is about 11018.3083547340. The cubic root of 121403119 is about 495.1574087019.

The spelling of 121403119 in words is "one hundred twenty-one million, four hundred three thousand, one hundred nineteen".