126332669 has 2 divisors, whose sum is σ = 126332670. Its totient is φ = 126332668.

The previous prime is 126332639. The next prime is 126332677. The reversal of 126332669 is 966233621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126270169 + 62500 = 11237^2 + 250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126332669 is a prime.

It is a super-2 number, since 2×126332669² = 31919886513327122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126332639) 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, 63166334 + 63166335.

It is an arithmetic number, because the mean of its divisors is an integer number (63166335).

Almost surely, 2^126332669 is an apocalyptic number.

It is an amenable number.

126332669 is a deficient number, since it is larger than the sum of its proper divisors (1).

126332669 is an equidigital number, since it uses as much as digits as its factorization.

126332669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 126332669 is about 11239.7806473258. The cubic root of 126332669 is about 501.7706144476.

The spelling of 126332669 in words is "one hundred twenty-six million, three hundred thirty-two thousand, six hundred sixty-nine".