249983023 has 2 divisors, whose sum is σ = 249983024. Its totient is φ = 249983022.

The previous prime is 249983009. The next prime is 249983047. The reversal of 249983023 is 320389942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 249983023 - 2⁵ = 249982991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249983003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124991511 + 124991512.

It is an arithmetic number, because the mean of its divisors is an integer number (124991512).

Almost surely, 2^249983023 is an apocalyptic number.

249983023 is a deficient number, since it is larger than the sum of its proper divisors (1).

249983023 is an equidigital number, since it uses as much as digits as its factorization.

249983023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 249983023 is about 15810.8514318490. The cubic root of 249983023 is about 629.9462648382.

The spelling of 249983023 in words is "two hundred forty-nine million, nine hundred eighty-three thousand, twenty-three".