126009707 has 2 divisors, whose sum is σ = 126009708. Its totient is φ = 126009706.

The previous prime is 126009677. The next prime is 126009739. The reversal of 126009707 is 707900621.

It is an a-pointer prime, because the next prime (126009739) can be obtained adding 126009707 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126009707 - 2¹² = 126005611 is a prime.

It is not a weakly prime, because it can be changed into another prime (126009757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63004853 + 63004854.

It is an arithmetic number, because the mean of its divisors is an integer number (63004854).

Almost surely, 2^126009707 is an apocalyptic number.

126009707 is a deficient number, since it is larger than the sum of its proper divisors (1).

126009707 is an equidigital number, since it uses as much as digits as its factorization.

126009707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 126009707 is about 11225.4045361403. The cubic root of 126009707 is about 501.3426672619.

The spelling of 126009707 in words is "one hundred twenty-six million, nine thousand, seven hundred seven".