710623993 has 2 divisors, whose sum is σ = 710623994. Its totient is φ = 710623992.

The previous prime is 710623957. The next prime is 710623999. The reversal of 710623993 is 399326017.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415059129 + 295564864 = 20373^2 + 17192^2 .

It is an emirp because it is prime and its reverse (399326017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 710623993 - 2¹⁷ = 710492921 is a prime.

It is not a weakly prime, because it can be changed into another prime (710623999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355311996 + 355311997.

It is an arithmetic number, because the mean of its divisors is an integer number (355311997).

Almost surely, 2^710623993 is an apocalyptic number.

It is an amenable number.

710623993 is a deficient number, since it is larger than the sum of its proper divisors (1).

710623993 is an equidigital number, since it uses as much as digits as its factorization.

710623993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 710623993 is about 26657.5316374191. The cubic root of 710623993 is about 892.3734121503.

The spelling of 710623993 in words is "seven hundred ten million, six hundred twenty-three thousand, nine hundred ninety-three".