349666963 has 2 divisors, whose sum is σ = 349666964. Its totient is φ = 349666962.

The previous prime is 349666943. The next prime is 349666969. The reversal of 349666963 is 369666943.

It is a strong prime.

It is an emirp because it is prime and its reverse (369666943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349666963 - 2⁹ = 349666451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349666963.

It is not a weakly prime, because it can be changed into another prime (349666969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174833481 + 174833482.

It is an arithmetic number, because the mean of its divisors is an integer number (174833482).

Almost surely, 2^349666963 is an apocalyptic number.

349666963 is a deficient number, since it is larger than the sum of its proper divisors (1).

349666963 is an equidigital number, since it uses as much as digits as its factorization.

349666963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3779136, while the sum is 52.

The square root of 349666963 is about 18699.3840272882. The cubic root of 349666963 is about 704.5062773930.

The spelling of 349666963 in words is "three hundred forty-nine million, six hundred sixty-six thousand, nine hundred sixty-three".