349001911 has 2 divisors, whose sum is σ = 349001912. Its totient is φ = 349001910.

The previous prime is 349001909. The next prime is 349001941. The reversal of 349001911 is 119100943.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349001911 - 2¹ = 349001909 is a prime.

Together with 349001909, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 349001911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349001941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174500955 + 174500956.

It is an arithmetic number, because the mean of its divisors is an integer number (174500956).

Almost surely, 2^349001911 is an apocalyptic number.

349001911 is a deficient number, since it is larger than the sum of its proper divisors (1).

349001911 is an equidigital number, since it uses as much as digits as its factorization.

349001911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 349001911 is about 18681.5928389418. The cubic root of 349001911 is about 704.0593467263.

The spelling of 349001911 in words is "three hundred forty-nine million, one thousand, nine hundred eleven".