126086687 has 2 divisors, whose sum is σ = 126086688. Its totient is φ = 126086686.

The previous prime is 126086663. The next prime is 126086771. The reversal of 126086687 is 786680621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126086687 - 2⁸ = 126086431 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126086627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63043343 + 63043344.

It is an arithmetic number, because the mean of its divisors is an integer number (63043344).

Almost surely, 2^126086687 is an apocalyptic number.

126086687 is a deficient number, since it is larger than the sum of its proper divisors (1).

126086687 is an equidigital number, since it uses as much as digits as its factorization.

126086687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 126086687 is about 11228.8328422860. The cubic root of 126086687 is about 501.4447374467. Note that the first 3 decimals are identical.

The spelling of 126086687 in words is "one hundred twenty-six million, eighty-six thousand, six hundred eighty-seven".