213420419 has 2 divisors, whose sum is σ = 213420420. Its totient is φ = 213420418.

The previous prime is 213420413. The next prime is 213420439. The reversal of 213420419 is 914024312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213420419 - 2²⁴ = 196643203 is a prime.

It is a super-2 number, since 2×213420419² = 91096550492271122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (213420413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106710209 + 106710210.

It is an arithmetic number, because the mean of its divisors is an integer number (106710210).

Almost surely, 2^213420419 is an apocalyptic number.

213420419 is a deficient number, since it is larger than the sum of its proper divisors (1).

213420419 is an equidigital number, since it uses as much as digits as its factorization.

213420419 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 213420419 is about 14608.9157366315. The cubic root of 213420419 is about 597.6019272551.

The spelling of 213420419 in words is "two hundred thirteen million, four hundred twenty thousand, four hundred nineteen".