348519971 has 2 divisors, whose sum is σ = 348519972. Its totient is φ = 348519970.

The previous prime is 348519959. The next prime is 348520001. The reversal of 348519971 is 179915843.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348519971 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (348519931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174259985 + 174259986.

It is an arithmetic number, because the mean of its divisors is an integer number (174259986).

Almost surely, 2^348519971 is an apocalyptic number.

348519971 is a deficient number, since it is larger than the sum of its proper divisors (1).

348519971 is an equidigital number, since it uses as much as digits as its factorization.

348519971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 47.

The square root of 348519971 is about 18668.6895897918. The cubic root of 348519971 is about 703.7351167261.

The spelling of 348519971 in words is "three hundred forty-eight million, five hundred nineteen thousand, nine hundred seventy-one".