126156403339 has 2 divisors, whose sum is σ = 126156403340. Its totient is φ = 126156403338.

The previous prime is 126156403333. The next prime is 126156403363. The reversal of 126156403339 is 933304651621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126156403339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126156403295 and 126156403304.

It is not a weakly prime, because it can be changed into another prime (126156403333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63078201669 + 63078201670.

It is an arithmetic number, because the mean of its divisors is an integer number (63078201670).

Almost surely, 2^126156403339 is an apocalyptic number.

126156403339 is a deficient number, since it is larger than the sum of its proper divisors (1).

126156403339 is an equidigital number, since it uses as much as digits as its factorization.

126156403339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 126156403339 in words is "one hundred twenty-six billion, one hundred fifty-six million, four hundred three thousand, three hundred thirty-nine".