126736811 has 2 divisors, whose sum is σ = 126736812. Its totient is φ = 126736810.

The previous prime is 126736793. The next prime is 126736817. The reversal of 126736811 is 118637621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126736811 - 2¹⁴ = 126720427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126736817) 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, 63368405 + 63368406.

It is an arithmetic number, because the mean of its divisors is an integer number (63368406).

Almost surely, 2^126736811 is an apocalyptic number.

126736811 is a deficient number, since it is larger than the sum of its proper divisors (1).

126736811 is an equidigital number, since it uses as much as digits as its factorization.

126736811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 35.

The square root of 126736811 is about 11257.7444899056. The cubic root of 126736811 is about 502.3051046541.

The spelling of 126736811 in words is "one hundred twenty-six million, seven hundred thirty-six thousand, eight hundred eleven".