700666957 has 2 divisors, whose sum is σ = 700666958. Its totient is φ = 700666956.

The previous prime is 700666937. The next prime is 700666973. The reversal of 700666957 is 759666007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 657973801 + 42693156 = 25651^2 + 6534^2 .

It is an emirp because it is prime and its reverse (759666007) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-700666957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (700666907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350333478 + 350333479.

It is an arithmetic number, because the mean of its divisors is an integer number (350333479).

Almost surely, 2^700666957 is an apocalyptic number.

It is an amenable number.

700666957 is a deficient number, since it is larger than the sum of its proper divisors (1).

700666957 is an equidigital number, since it uses as much as digits as its factorization.

700666957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 700666957 is about 26470.1144122952. The cubic root of 700666957 is about 888.1859092706.

The spelling of 700666957 in words is "seven hundred million, six hundred sixty-six thousand, nine hundred fifty-seven".