745314719 has 2 divisors, whose sum is σ = 745314720. Its totient is φ = 745314718.

The previous prime is 745314659. The next prime is 745314751. The reversal of 745314719 is 917413547.

It is a strong prime.

It is an emirp because it is prime and its reverse (917413547) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745314719 is a prime.

It is a super-2 number, since 2×745314719² = 1110988060716097922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745314319) 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, 372657359 + 372657360.

It is an arithmetic number, because the mean of its divisors is an integer number (372657360).

Almost surely, 2^745314719 is an apocalyptic number.

745314719 is a deficient number, since it is larger than the sum of its proper divisors (1).

745314719 is an equidigital number, since it uses as much as digits as its factorization.

745314719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 41.

The square root of 745314719 is about 27300.4527251839. The cubic root of 745314719 is about 906.6644051060.

The spelling of 745314719 in words is "seven hundred forty-five million, three hundred fourteen thousand, seven hundred nineteen".