12742783 has 2 divisors, whose sum is σ = 12742784. Its totient is φ = 12742782.

The previous prime is 12742777. The next prime is 12742789. The reversal of 12742783 is 38724721.

It is a balanced prime because it is at equal distance from previous prime (12742777) and next prime (12742789).

It is a cyclic number.

It is not a de Polignac number, because 12742783 - 2¹³ = 12734591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12742789) 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, 6371391 + 6371392.

It is an arithmetic number, because the mean of its divisors is an integer number (6371392).

Almost surely, 2^12742783 is an apocalyptic number.

12742783 is a deficient number, since it is larger than the sum of its proper divisors (1).

12742783 is an equidigital number, since it uses as much as digits as its factorization.

12742783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 34.

The square root of 12742783 is about 3569.7034890870. The cubic root of 12742783 is about 233.5723494102.

The spelling of 12742783 in words is "twelve million, seven hundred forty-two thousand, seven hundred eighty-three".