122340419 has 2 divisors, whose sum is σ = 122340420. Its totient is φ = 122340418.

The previous prime is 122340409. The next prime is 122340437. The reversal of 122340419 is 914043221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122340419 - 2⁴ = 122340403 is a prime.

It is a super-2 number, since 2×122340419² = 29934356242191122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122340409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61170209 + 61170210.

It is an arithmetic number, because the mean of its divisors is an integer number (61170210).

Almost surely, 2^122340419 is an apocalyptic number.

122340419 is a deficient number, since it is larger than the sum of its proper divisors (1).

122340419 is an equidigital number, since it uses as much as digits as its factorization.

122340419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 122340419 is about 11060.7603264875. The cubic root of 122340419 is about 496.4284406732.

The spelling of 122340419 in words is "one hundred twenty-two million, three hundred forty thousand, four hundred nineteen".