126330972329 has 2 divisors, whose sum is σ = 126330972330. Its totient is φ = 126330972328.

The previous prime is 126330972319. The next prime is 126330972337. The reversal of 126330972329 is 923279033621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121703299600 + 4627672729 = 348860^2 + 68027^2 .

It is a cyclic number.

It is not a de Polignac number, because 126330972329 - 2¹² = 126330968233 is a prime.

It is not a weakly prime, because it can be changed into another prime (126330972319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63165486164 + 63165486165.

It is an arithmetic number, because the mean of its divisors is an integer number (63165486165).

Almost surely, 2^126330972329 is an apocalyptic number.

It is an amenable number.

126330972329 is a deficient number, since it is larger than the sum of its proper divisors (1).

126330972329 is an equidigital number, since it uses as much as digits as its factorization.

126330972329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 126330972329 in words is "one hundred twenty-six billion, three hundred thirty million, nine hundred seventy-two thousand, three hundred twenty-nine".