348684613 has 2 divisors, whose sum is σ = 348684614. Its totient is φ = 348684612.

The previous prime is 348684607. The next prime is 348684617. The reversal of 348684613 is 316486843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339185889 + 9498724 = 18417^2 + 3082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348684613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 348684613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348684617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174342306 + 174342307.

It is an arithmetic number, because the mean of its divisors is an integer number (174342307).

Almost surely, 2^348684613 is an apocalyptic number.

It is an amenable number.

348684613 is a deficient number, since it is larger than the sum of its proper divisors (1).

348684613 is an equidigital number, since it uses as much as digits as its factorization.

348684613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 43.

The square root of 348684613 is about 18673.0986448420. The cubic root of 348684613 is about 703.8459148885.

The spelling of 348684613 in words is "three hundred forty-eight million, six hundred eighty-four thousand, six hundred thirteen".