126336901 has 2 divisors, whose sum is σ = 126336902. Its totient is φ = 126336900.

The previous prime is 126336869. The next prime is 126336923. The reversal of 126336901 is 109633621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100020001 + 26316900 = 10001^2 + 5130^2 .

It is a cyclic number.

It is not a de Polignac number, because 126336901 - 2⁵ = 126336869 is a prime.

It is a super-2 number, since 2×126336901² = 31922025108567602, which contains 22 as substring.

It is equal to p_7181923 and since 126336901 and 7181923 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126336601) 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, 63168450 + 63168451.

It is an arithmetic number, because the mean of its divisors is an integer number (63168451).

Almost surely, 2^126336901 is an apocalyptic number.

It is an amenable number.

126336901 is a deficient number, since it is larger than the sum of its proper divisors (1).

126336901 is an equidigital number, since it uses as much as digits as its factorization.

126336901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 126336901 is about 11239.9689056509. The cubic root of 126336901 is about 501.7762172990.

The spelling of 126336901 in words is "one hundred twenty-six million, three hundred thirty-six thousand, nine hundred one".