12754574117 has 2 divisors, whose sum is σ = 12754574118. Its totient is φ = 12754574116.

The previous prime is 12754574051. The next prime is 12754574153. The reversal of 12754574117 is 71147545721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11827432516 + 927141601 = 108754^2 + 30449^2 .

It is a cyclic number.

It is not a de Polignac number, because 12754574117 - 2¹⁰ = 12754573093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12754574167) 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, 6377287058 + 6377287059.

It is an arithmetic number, because the mean of its divisors is an integer number (6377287059).

Almost surely, 2^12754574117 is an apocalyptic number.

It is an amenable number.

12754574117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12754574117 is an equidigital number, since it uses as much as digits as its factorization.

12754574117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 274400, while the sum is 44.

The spelling of 12754574117 in words is "twelve billion, seven hundred fifty-four million, five hundred seventy-four thousand, one hundred seventeen".