964256651 has 2 divisors, whose sum is σ = 964256652. Its totient is φ = 964256650.

The previous prime is 964256633. The next prime is 964256663. The reversal of 964256651 is 156652469.

It is a strong prime.

It is an emirp because it is prime and its reverse (156652469) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-964256651 is a prime.

It is not a weakly prime, because it can be changed into another prime (964256551) 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, 482128325 + 482128326.

It is an arithmetic number, because the mean of its divisors is an integer number (482128326).

Almost surely, 2^964256651 is an apocalyptic number.

964256651 is a deficient number, since it is larger than the sum of its proper divisors (1).

964256651 is an equidigital number, since it uses as much as digits as its factorization.

964256651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The square root of 964256651 is about 31052.4822035212. The cubic root of 964256651 is about 987.9407083997.

The spelling of 964256651 in words is "nine hundred sixty-four million, two hundred fifty-six thousand, six hundred fifty-one".