707004989 has 2 divisors, whose sum is σ = 707004990. Its totient is φ = 707004988.

The previous prime is 707004979. The next prime is 707004997. The reversal of 707004989 is 989400707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456036025 + 250968964 = 21355^2 + 15842^2 .

It is an emirp because it is prime and its reverse (989400707) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-707004989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (707004979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353502494 + 353502495.

It is an arithmetic number, because the mean of its divisors is an integer number (353502495).

Almost surely, 2^707004989 is an apocalyptic number.

It is an amenable number.

707004989 is a deficient number, since it is larger than the sum of its proper divisors (1).

707004989 is an equidigital number, since it uses as much as digits as its factorization.

707004989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 707004989 is about 26589.5654157792. The cubic root of 707004989 is about 890.8559660493.

The spelling of 707004989 in words is "seven hundred seven million, four thousand, nine hundred eighty-nine".