123260419 has 2 divisors, whose sum is σ = 123260420. Its totient is φ = 123260418.

The previous prime is 123260413. The next prime is 123260453. The reversal of 123260419 is 914062321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123260419 - 2⁹ = 123259907 is a prime.

It is a super-2 number, since 2×123260419² = 30386261784111122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123260413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61630209 + 61630210.

It is an arithmetic number, because the mean of its divisors is an integer number (61630210).

Almost surely, 2^123260419 is an apocalyptic number.

123260419 is a deficient number, since it is larger than the sum of its proper divisors (1).

123260419 is an equidigital number, since it uses as much as digits as its factorization.

123260419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 123260419 is about 11102.2708938307. The cubic root of 123260419 is about 497.6697150830.

The spelling of 123260419 in words is "one hundred twenty-three million, two hundred sixty thousand, four hundred nineteen".