651363967 has 2 divisors, whose sum is σ = 651363968. Its totient is φ = 651363966.

The previous prime is 651363941. The next prime is 651363991. The reversal of 651363967 is 769363156.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 651363967 - 2¹⁵ = 651331199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (651363067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325681983 + 325681984.

It is an arithmetic number, because the mean of its divisors is an integer number (325681984).

Almost surely, 2^651363967 is an apocalyptic number.

651363967 is a deficient number, since it is larger than the sum of its proper divisors (1).

651363967 is an equidigital number, since it uses as much as digits as its factorization.

651363967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 46.

The square root of 651363967 is about 25521.8331434088. The cubic root of 651363967 is about 866.8445905084.

The spelling of 651363967 in words is "six hundred fifty-one million, three hundred sixty-three thousand, nine hundred sixty-seven".