249954283 has 2 divisors, whose sum is σ = 249954284. Its totient is φ = 249954282.

The previous prime is 249954239. The next prime is 249954301. The reversal of 249954283 is 382459942.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-249954283 is a prime.

It is not a weakly prime, because it can be changed into another prime (249954223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124977141 + 124977142.

It is an arithmetic number, because the mean of its divisors is an integer number (124977142).

Almost surely, 2^249954283 is an apocalyptic number.

249954283 is a deficient number, since it is larger than the sum of its proper divisors (1).

249954283 is an equidigital number, since it uses as much as digits as its factorization.

249954283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 249954283 is about 15809.9425362650. The cubic root of 249954283 is about 629.9221227327.

The spelling of 249954283 in words is "two hundred forty-nine million, nine hundred fifty-four thousand, two hundred eighty-three".