249078083 has 2 divisors, whose sum is σ = 249078084. Its totient is φ = 249078082.

The previous prime is 249078077. The next prime is 249078121. The reversal of 249078083 is 380870942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 249078083 - 2⁸ = 249077827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 249078083.

It is not a weakly prime, because it can be changed into another prime (249078283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124539041 + 124539042.

It is an arithmetic number, because the mean of its divisors is an integer number (124539042).

Almost surely, 2^249078083 is an apocalyptic number.

249078083 is a deficient number, since it is larger than the sum of its proper divisors (1).

249078083 is an equidigital number, since it uses as much as digits as its factorization.

249078083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 249078083 is about 15782.2077986573. The cubic root of 249078083 is about 629.1852093731.

The spelling of 249078083 in words is "two hundred forty-nine million, seventy-eight thousand, eighty-three".