349003874129 has 2 divisors, whose sum is σ = 349003874130. Its totient is φ = 349003874128.

The previous prime is 349003874123. The next prime is 349003874137. The reversal of 349003874129 is 921478300943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256514899729 + 92488974400 = 506473^2 + 304120^2 .

It is a cyclic number.

It is not a de Polignac number, because 349003874129 - 2⁴ = 349003874113 is a prime.

It is not a weakly prime, because it can be changed into another prime (349003874123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174501937064 + 174501937065.

It is an arithmetic number, because the mean of its divisors is an integer number (174501937065).

Almost surely, 2^349003874129 is an apocalyptic number.

It is an amenable number.

349003874129 is a deficient number, since it is larger than the sum of its proper divisors (1).

349003874129 is an equidigital number, since it uses as much as digits as its factorization.

349003874129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 349003874129 in words is "three hundred forty-nine billion, three million, eight hundred seventy-four thousand, one hundred twenty-nine".