254659 has 2 divisors, whose sum is σ = 254660. Its totient is φ = 254658.

The previous prime is 254647. The next prime is 254663. The reversal of 254659 is 956452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254659 - 2⁵ = 254627 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 254659.

It is not a weakly prime, because it can be changed into another prime (254699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127329 + 127330.

It is an arithmetic number, because the mean of its divisors is an integer number (127330).

2²⁵⁴⁶⁵⁹ is an apocalyptic number.

254659 is a deficient number, since it is larger than the sum of its proper divisors (1).

254659 is an equidigital number, since it uses as much as digits as its factorization.

254659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 254659 is about 504.6374936526. The cubic root of 254659 is about 63.3849778817.

The spelling of 254659 in words is "two hundred fifty-four thousand, six hundred fifty-nine".