126329040913 has 2 divisors, whose sum is σ = 126329040914. Its totient is φ = 126329040912.

The previous prime is 126329040841. The next prime is 126329040953. The reversal of 126329040913 is 319040923621.

It is an a-pointer prime, because the next prime (126329040953) can be obtained adding 126329040913 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104130126864 + 22198914049 = 322692^2 + 148993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126329040913 is a prime.

It is a super-3 number, since 3×126329040913³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (126329040953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63164520456 + 63164520457.

It is an arithmetic number, because the mean of its divisors is an integer number (63164520457).

Almost surely, 2^126329040913 is an apocalyptic number.

It is an amenable number.

126329040913 is a deficient number, since it is larger than the sum of its proper divisors (1).

126329040913 is an equidigital number, since it uses as much as digits as its factorization.

126329040913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 126329040913 in words is "one hundred twenty-six billion, three hundred twenty-nine million, forty thousand, nine hundred thirteen".