614371393 has 2 divisors, whose sum is σ = 614371394. Its totient is φ = 614371392.

The previous prime is 614371379. The next prime is 614371397. The reversal of 614371393 is 393173416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474019984 + 140351409 = 21772^2 + 11847^2 .

It is a cyclic number.

It is not a de Polignac number, because 614371393 - 2¹³ = 614363201 is a prime.

It is not a weakly prime, because it can be changed into another prime (614371397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307185696 + 307185697.

It is an arithmetic number, because the mean of its divisors is an integer number (307185697).

Almost surely, 2^614371393 is an apocalyptic number.

It is an amenable number.

614371393 is a deficient number, since it is larger than the sum of its proper divisors (1).

614371393 is an equidigital number, since it uses as much as digits as its factorization.

614371393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 614371393 is about 24786.5163546635. The cubic root of 614371393 is about 850.1136609253.

The spelling of 614371393 in words is "six hundred fourteen million, three hundred seventy-one thousand, three hundred ninety-three".