126136055 has 12 divisors (see below), whose sum is σ = 156409416. Its totient is φ = 97650000.

The previous prime is 126136033. The next prime is 126136057. The reversal of 126136055 is 550631621.

It is not a de Polignac number, because 126136055 - 2²⁶ = 59027191 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126136057) 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 in 11 ways as a sum of consecutive naturals, for example, 8321 + ... + 17930.

It is an arithmetic number, because the mean of its divisors is an integer number (13034118).

Almost surely, 2^126136055 is an apocalyptic number.

126136055 is a deficient number, since it is larger than the sum of its proper divisors (30273361).

126136055 is an equidigital number, since it uses as much as digits as its factorization.

126136055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26318 (or 26287 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 126136055 is about 11231.0308965829. The cubic root of 126136055 is about 501.5101741558.

Adding to 126136055 its reverse (550631621), we get a palindrome (676767676).

The spelling of 126136055 in words is "one hundred twenty-six million, one hundred thirty-six thousand, fifty-five".