745495319 has 2 divisors, whose sum is σ = 745495320. Its totient is φ = 745495318.

The previous prime is 745495273. The next prime is 745495349. The reversal of 745495319 is 913594547.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745495319 is a prime.

It is a super-2 number, since 2×745495319² = 1111526541301823522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745495349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372747659 + 372747660.

It is an arithmetic number, because the mean of its divisors is an integer number (372747660).

Almost surely, 2^745495319 is an apocalyptic number.

745495319 is a deficient number, since it is larger than the sum of its proper divisors (1).

745495319 is an equidigital number, since it uses as much as digits as its factorization.

745495319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 47.

The square root of 745495319 is about 27303.7601622927. The cubic root of 745495319 is about 906.7376316072.

The spelling of 745495319 in words is "seven hundred forty-five million, four hundred ninety-five thousand, three hundred nineteen".