719268947 has 2 divisors, whose sum is σ = 719268948. Its totient is φ = 719268946.

The previous prime is 719268943. The next prime is 719268961. The reversal of 719268947 is 749862917.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 719268947 - 2² = 719268943 is a prime.

It is not a weakly prime, because it can be changed into another prime (719268943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359634473 + 359634474.

It is an arithmetic number, because the mean of its divisors is an integer number (359634474).

Almost surely, 2^719268947 is an apocalyptic number.

719268947 is a deficient number, since it is larger than the sum of its proper divisors (1).

719268947 is an equidigital number, since it uses as much as digits as its factorization.

719268947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 53.

The square root of 719268947 is about 26819.1899020086. The cubic root of 719268947 is about 895.9774998834.

The spelling of 719268947 in words is "seven hundred nineteen million, two hundred sixty-eight thousand, nine hundred forty-seven".