249383790312127 has 2 divisors, whose sum is σ = 249383790312128. Its totient is φ = 249383790312126.

The previous prime is 249383790312119. The next prime is 249383790312149. The reversal of 249383790312127 is 721213097383942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 249383790312127 - 2³ = 249383790312119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249383790312187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124691895156063 + 124691895156064.

It is an arithmetic number, because the mean of its divisors is an integer number (124691895156064).

Almost surely, 2^{249383790312127} is an apocalyptic number.

249383790312127 is a deficient number, since it is larger than the sum of its proper divisors (1).

249383790312127 is an equidigital number, since it uses as much as digits as its factorization.

249383790312127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 249383790312127 in words is "two hundred forty-nine trillion, three hundred eighty-three billion, seven hundred ninety million, three hundred twelve thousand, one hundred twenty-seven".