12457145303 has 2 divisors, whose sum is σ = 12457145304. Its totient is φ = 12457145302.

The previous prime is 12457145297. The next prime is 12457145339. The reversal of 12457145303 is 30354175421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12457145303 - 2⁴ = 12457145287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12457145353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6228572651 + 6228572652.

It is an arithmetic number, because the mean of its divisors is an integer number (6228572652).

Almost surely, 2^12457145303 is an apocalyptic number.

12457145303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12457145303 is an equidigital number, since it uses as much as digits as its factorization.

12457145303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 12457145303 in words is "twelve billion, four hundred fifty-seven million, one hundred forty-five thousand, three hundred three".