348499913 has 2 divisors, whose sum is σ = 348499914. Its totient is φ = 348499912.

The previous prime is 348499903. The next prime is 348499927. The reversal of 348499913 is 319994843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347934409 + 565504 = 18653^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 348499913 - 2⁶ = 348499849 is a prime.

It is a super-2 number, since 2×348499913² = 242904378722015138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (348499903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174249956 + 174249957.

It is an arithmetic number, because the mean of its divisors is an integer number (174249957).

Almost surely, 2^348499913 is an apocalyptic number.

It is an amenable number.

348499913 is a deficient number, since it is larger than the sum of its proper divisors (1).

348499913 is an equidigital number, since it uses as much as digits as its factorization.

348499913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 50.

The square root of 348499913 is about 18668.1523724229. The cubic root of 348499913 is about 703.7216160270.

The spelling of 348499913 in words is "three hundred forty-eight million, four hundred ninety-nine thousand, nine hundred thirteen".