349102519 has 2 divisors, whose sum is σ = 349102520. Its totient is φ = 349102518.

The previous prime is 349102517. The next prime is 349102529. The reversal of 349102519 is 915201943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349102519 - 2¹ = 349102517 is a prime.

It is a super-2 number, since 2×349102519² = 243745137544290722, which contains 22 as substring.

Together with 349102517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349102513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174551259 + 174551260.

It is an arithmetic number, because the mean of its divisors is an integer number (174551260).

Almost surely, 2^349102519 is an apocalyptic number.

349102519 is a deficient number, since it is larger than the sum of its proper divisors (1).

349102519 is an equidigital number, since it uses as much as digits as its factorization.

349102519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 349102519 is about 18684.2853489236. The cubic root of 349102519 is about 704.1269941088.

The spelling of 349102519 in words is "three hundred forty-nine million, one hundred two thousand, five hundred nineteen".