126340011 has 12 divisors (see below), whose sum is σ = 208561392. Its totient is φ = 72194256.

The previous prime is 126340003. The next prime is 126340051. The reversal of 126340011 is 110043621.

It is a happy number.

126340011 is a `hidden beast` number, since 1 + 263 + 400 + 1 + 1 = 666.

It is not a de Polignac number, because 126340011 - 2³ = 126340003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126340001) 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, 1002636 + ... + 1002761.

It is an arithmetic number, because the mean of its divisors is an integer number (17380116).

Almost surely, 2^126340011 is an apocalyptic number.

126340011 is a deficient number, since it is larger than the sum of its proper divisors (82221381).

126340011 is a wasteful number, since it uses less digits than its factorization.

126340011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005410 (or 2005407 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 126340011 is about 11240.1072503780. The cubic root of 126340011 is about 501.7803346267.

Adding to 126340011 its reverse (110043621), we get a palindrome (236383632).

The spelling of 126340011 in words is "one hundred twenty-six million, three hundred forty thousand, eleven".