350763989 has 2 divisors, whose sum is σ = 350763990. Its totient is φ = 350763988.

The previous prime is 350763971. The next prime is 350764003. The reversal of 350763989 is 989367053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287879089 + 62884900 = 16967^2 + 7930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350763989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350763929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175381994 + 175381995.

It is an arithmetic number, because the mean of its divisors is an integer number (175381995).

Almost surely, 2^350763989 is an apocalyptic number.

It is an amenable number.

350763989 is a deficient number, since it is larger than the sum of its proper divisors (1).

350763989 is an equidigital number, since it uses as much as digits as its factorization.

350763989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 350763989 is about 18728.6942684214. The cubic root of 350763989 is about 705.2422680605.

The spelling of 350763989 in words is "three hundred fifty million, seven hundred sixty-three thousand, nine hundred eighty-nine".