650714969 has 2 divisors, whose sum is σ = 650714970. Its totient is φ = 650714968.

The previous prime is 650714959. The next prime is 650715019. The reversal of 650714969 is 969417056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 622752025 + 27962944 = 24955^2 + 5288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650714969 is a prime.

It is a super-2 number, since 2×650714969² = 846859941761341922, which contains 22 as substring.

It is a Chen prime.

It is equal to p_33828797 and since 650714969 and 33828797 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (650714959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325357484 + 325357485.

It is an arithmetic number, because the mean of its divisors is an integer number (325357485).

Almost surely, 2^650714969 is an apocalyptic number.

It is an amenable number.

650714969 is a deficient number, since it is larger than the sum of its proper divisors (1).

650714969 is an equidigital number, since it uses as much as digits as its factorization.

650714969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 650714969 is about 25509.1154099863. The cubic root of 650714969 is about 866.5565961954.

The spelling of 650714969 in words is "six hundred fifty million, seven hundred fourteen thousand, nine hundred sixty-nine".