7394399317 has 2 divisors, whose sum is σ = 7394399318. Its totient is φ = 7394399316.

The previous prime is 7394399303. The next prime is 7394399333. The reversal of 7394399317 is 7139934937.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7271655076 + 122744241 = 85274^2 + 11079^2 .

It is a cyclic number.

It is not a de Polignac number, because 7394399317 - 2¹⁵ = 7394366549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7394399387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3697199658 + 3697199659.

It is an arithmetic number, because the mean of its divisors is an integer number (3697199659).

Almost surely, 2^7394399317 is an apocalyptic number.

It is an amenable number.

7394399317 is a deficient number, since it is larger than the sum of its proper divisors (1).

7394399317 is an equidigital number, since it uses as much as digits as its factorization.

7394399317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3857868, while the sum is 55.

The square root of 7394399317 is about 85990.6931999039. The cubic root of 7394399317 is about 1948.2034135982.

The spelling of 7394399317 in words is "seven billion, three hundred ninety-four million, three hundred ninety-nine thousand, three hundred seventeen".