348945419 has 2 divisors, whose sum is σ = 348945420. Its totient is φ = 348945418.

The previous prime is 348945413. The next prime is 348945427. The reversal of 348945419 is 914549843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348945419 - 2⁴ = 348945403 is a prime.

It is a super-2 number, since 2×348945419² = 243525810882171122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (348945413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174472709 + 174472710.

It is an arithmetic number, because the mean of its divisors is an integer number (174472710).

Almost surely, 2^348945419 is an apocalyptic number.

348945419 is a deficient number, since it is larger than the sum of its proper divisors (1).

348945419 is an equidigital number, since it uses as much as digits as its factorization.

348945419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 47.

The square root of 348945419 is about 18680.0808081764. The cubic root of 348945419 is about 704.0213566126.

The spelling of 348945419 in words is "three hundred forty-eight million, nine hundred forty-five thousand, four hundred nineteen".