719480317 has 2 divisors, whose sum is σ = 719480318. Its totient is φ = 719480316.

The previous prime is 719480303. The next prime is 719480327. The reversal of 719480317 is 713084917.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 685444761 + 34035556 = 26181^2 + 5834^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-719480317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 719480317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (719480327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359740158 + 359740159.

It is an arithmetic number, because the mean of its divisors is an integer number (359740159).

Almost surely, 2^719480317 is an apocalyptic number.

It is an amenable number.

719480317 is a deficient number, since it is larger than the sum of its proper divisors (1).

719480317 is an equidigital number, since it uses as much as digits as its factorization.

719480317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 719480317 is about 26823.1302610266. The cubic root of 719480317 is about 896.0652576069.

The spelling of 719480317 in words is "seven hundred nineteen million, four hundred eighty thousand, three hundred seventeen".