254840683 has 2 divisors, whose sum is σ = 254840684. Its totient is φ = 254840682.

The previous prime is 254840671. The next prime is 254840699. The reversal of 254840683 is 386048452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254840683 is a prime.

It is not a weakly prime, because it can be changed into another prime (254840633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127420341 + 127420342.

It is an arithmetic number, because the mean of its divisors is an integer number (127420342).

Almost surely, 2^254840683 is an apocalyptic number.

254840683 is a deficient number, since it is larger than the sum of its proper divisors (1).

254840683 is an equidigital number, since it uses as much as digits as its factorization.

254840683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 254840683 is about 15963.7302345035. The cubic root of 254840683 is about 634.0004801517. Note that the first 3 decimals are identical.

The spelling of 254840683 in words is "two hundred fifty-four million, eight hundred forty thousand, six hundred eighty-three".