350513689 has 2 divisors, whose sum is σ = 350513690. Its totient is φ = 350513688.

The previous prime is 350513623. The next prime is 350513711. The reversal of 350513689 is 986315053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 265136089 + 85377600 = 16283^2 + 9240^2 .

It is a cyclic number.

It is not a de Polignac number, because 350513689 - 2¹³ = 350505497 is a prime.

It is not a weakly prime, because it can be changed into another prime (350513609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175256844 + 175256845.

It is an arithmetic number, because the mean of its divisors is an integer number (175256845).

Almost surely, 2^350513689 is an apocalyptic number.

It is an amenable number.

350513689 is a deficient number, since it is larger than the sum of its proper divisors (1).

350513689 is an equidigital number, since it uses as much as digits as its factorization.

350513689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 350513689 is about 18722.0108161490. The cubic root of 350513689 is about 705.0744779892.

The spelling of 350513689 in words is "three hundred fifty million, five hundred thirteen thousand, six hundred eighty-nine".