349182013 has 2 divisors, whose sum is σ = 349182014. Its totient is φ = 349182012.

The previous prime is 349182007. The next prime is 349182049. The reversal of 349182013 is 310281943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 248440644 + 100741369 = 15762^2 + 10037^2 .

It is a cyclic number.

It is not a de Polignac number, because 349182013 - 2²⁵ = 315627581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349182083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174591006 + 174591007.

It is an arithmetic number, because the mean of its divisors is an integer number (174591007).

Almost surely, 2^349182013 is an apocalyptic number.

It is an amenable number.

349182013 is a deficient number, since it is larger than the sum of its proper divisors (1).

349182013 is an equidigital number, since it uses as much as digits as its factorization.

349182013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 349182013 is about 18686.4125235423. The cubic root of 349182013 is about 704.1804355481.

The spelling of 349182013 in words is "three hundred forty-nine million, one hundred eighty-two thousand, thirteen".