421286119 has 2 divisors, whose sum is σ = 421286120. Its totient is φ = 421286118.

The previous prime is 421286087. The next prime is 421286149. The reversal of 421286119 is 911682124.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 421286119 - 2⁵ = 421286087 is a prime.

It is a super-2 number, since 2×421286119² = 354963988124164322, which contains 22 as substring.

It is equal to p_22409269 and since 421286119 and 22409269 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421286149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210643059 + 210643060.

It is an arithmetic number, because the mean of its divisors is an integer number (210643060).

Almost surely, 2^421286119 is an apocalyptic number.

421286119 is a deficient number, since it is larger than the sum of its proper divisors (1).

421286119 is an equidigital number, since it uses as much as digits as its factorization.

421286119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 34.

The square root of 421286119 is about 20525.2556378721. The cubic root of 421286119 is about 749.6508709853.

The spelling of 421286119 in words is "four hundred twenty-one million, two hundred eighty-six thousand, one hundred nineteen".