766316951 has 2 divisors, whose sum is σ = 766316952. Its totient is φ = 766316950.

The previous prime is 766316917. The next prime is 766316963. The reversal of 766316951 is 159613667.

It is a strong prime.

It is an emirp because it is prime and its reverse (159613667) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-766316951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766316981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383158475 + 383158476.

It is an arithmetic number, because the mean of its divisors is an integer number (383158476).

Almost surely, 2^766316951 is an apocalyptic number.

766316951 is a deficient number, since it is larger than the sum of its proper divisors (1).

766316951 is an equidigital number, since it uses as much as digits as its factorization.

766316951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 44.

The square root of 766316951 is about 27682.4303665701. The cubic root of 766316951 is about 915.1019429154.

The spelling of 766316951 in words is "seven hundred sixty-six million, three hundred sixteen thousand, nine hundred fifty-one".