12757951 has 2 divisors, whose sum is σ = 12757952. Its totient is φ = 12757950.

The previous prime is 12757909. The next prime is 12757963. The reversal of 12757951 is 15975721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12757951 - 2⁹ = 12757439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12757951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12757981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6378975 + 6378976.

It is an arithmetic number, because the mean of its divisors is an integer number (6378976).

Almost surely, 2^12757951 is an apocalyptic number.

12757951 is a deficient number, since it is larger than the sum of its proper divisors (1).

12757951 is an equidigital number, since it uses as much as digits as its factorization.

12757951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050, while the sum is 37.

The square root of 12757951 is about 3571.8274034449. The cubic root of 12757951 is about 233.6649880075.

The spelling of 12757951 in words is "twelve million, seven hundred fifty-seven thousand, nine hundred fifty-one".