418953419 has 2 divisors, whose sum is σ = 418953420. Its totient is φ = 418953418.

The previous prime is 418953407. The next prime is 418953443. The reversal of 418953419 is 914359814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418953419 - 2²⁰ = 417904843 is a prime.

It is a super-2 number, since 2×418953419² = 351043934583579122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 418953419.

It is not a weakly prime, because it can be changed into another prime (418953449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209476709 + 209476710.

It is an arithmetic number, because the mean of its divisors is an integer number (209476710).

Almost surely, 2^418953419 is an apocalyptic number.

418953419 is a deficient number, since it is larger than the sum of its proper divisors (1).

418953419 is an equidigital number, since it uses as much as digits as its factorization.

418953419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 44.

The square root of 418953419 is about 20468.3516434519. The cubic root of 418953419 is about 748.2646807268.

The spelling of 418953419 in words is "four hundred eighteen million, nine hundred fifty-three thousand, four hundred nineteen".