254684593 has 2 divisors, whose sum is σ = 254684594. Its totient is φ = 254684592.

The previous prime is 254684539. The next prime is 254684629. The reversal of 254684593 is 395486452.

Together with previous prime (254684539) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234181809 + 20502784 = 15303^2 + 4528^2 .

It is a cyclic number.

It is not a de Polignac number, because 254684593 - 2⁹ = 254684081 is a prime.

It is not a weakly prime, because it can be changed into another prime (254684513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127342296 + 127342297.

It is an arithmetic number, because the mean of its divisors is an integer number (127342297).

Almost surely, 2^254684593 is an apocalyptic number.

It is an amenable number.

254684593 is a deficient number, since it is larger than the sum of its proper divisors (1).

254684593 is an equidigital number, since it uses as much as digits as its factorization.

254684593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 46.

The square root of 254684593 is about 15958.8405907196. The cubic root of 254684593 is about 633.8710118826.

The spelling of 254684593 in words is "two hundred fifty-four million, six hundred eighty-four thousand, five hundred ninety-three".