12757963 has 2 divisors, whose sum is σ = 12757964. Its totient is φ = 12757962.

The previous prime is 12757951. The next prime is 12757981. The reversal of 12757963 is 36975721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12757963 - 2¹³ = 12749771 is a prime.

It is not a weakly prime, because it can be changed into another prime (12757903) 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, 6378981 + 6378982.

It is an arithmetic number, because the mean of its divisors is an integer number (6378982).

Almost surely, 2^12757963 is an apocalyptic number.

12757963 is a deficient number, since it is larger than the sum of its proper divisors (1).

12757963 is an equidigital number, since it uses as much as digits as its factorization.

12757963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 12757963 is about 3571.8290832569. The cubic root of 12757963 is about 233.6650612684.

The spelling of 12757963 in words is "twelve million, seven hundred fifty-seven thousand, nine hundred sixty-three".