351350252909 has 2 divisors, whose sum is σ = 351350252910. Its totient is φ = 351350252908.

The previous prime is 351350252819. The next prime is 351350252921. The reversal of 351350252909 is 909252053153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240348004009 + 111002248900 = 490253^2 + 333170^2 .

It is a cyclic number.

It is not a de Polignac number, because 351350252909 - 2¹⁶ = 351350187373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 351350252909.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351350252969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175675126454 + 175675126455.

It is an arithmetic number, because the mean of its divisors is an integer number (175675126455).

Almost surely, 2^351350252909 is an apocalyptic number.

It is an amenable number.

351350252909 is a deficient number, since it is larger than the sum of its proper divisors (1).

351350252909 is an equidigital number, since it uses as much as digits as its factorization.

351350252909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 364500, while the sum is 44.

The spelling of 351350252909 in words is "three hundred fifty-one billion, three hundred fifty million, two hundred fifty-two thousand, nine hundred nine".