348617939 has 2 divisors, whose sum is σ = 348617940. Its totient is φ = 348617938.

The previous prime is 348617917. The next prime is 348617953. The reversal of 348617939 is 939716843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 348617939 - 2²⁰ = 347569363 is a prime.

It is not a weakly prime, because it can be changed into another prime (348617639) 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, 174308969 + 174308970.

It is an arithmetic number, because the mean of its divisors is an integer number (174308970).

Almost surely, 2^348617939 is an apocalyptic number.

348617939 is a deficient number, since it is larger than the sum of its proper divisors (1).

348617939 is an equidigital number, since it uses as much as digits as its factorization.

348617939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 348617939 is about 18671.3132639351. The cubic root of 348617939 is about 703.8010498803.

The spelling of 348617939 in words is "three hundred forty-eight million, six hundred seventeen thousand, nine hundred thirty-nine".