14390719597 has 2 divisors, whose sum is σ = 14390719598. Its totient is φ = 14390719596.

The previous prime is 14390719573. The next prime is 14390719633. The reversal of 14390719597 is 79591709341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13874248521 + 516471076 = 117789^2 + 22726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14390719597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14390719507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7195359798 + 7195359799.

It is an arithmetic number, because the mean of its divisors is an integer number (7195359799).

Almost surely, 2^14390719597 is an apocalyptic number.

It is an amenable number.

14390719597 is a deficient number, since it is larger than the sum of its proper divisors (1).

14390719597 is an equidigital number, since it uses as much as digits as its factorization.

14390719597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2143260, while the sum is 55.

The spelling of 14390719597 in words is "fourteen billion, three hundred ninety million, seven hundred nineteen thousand, five hundred ninety-seven".