126104099 has 4 divisors (see below), whose sum is σ = 137568120. Its totient is φ = 114640080.

The previous prime is 126104087. The next prime is 126104129. The reversal of 126104099 is 990401621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990401621 = 11 ⋅90036511.

It is a cyclic number.

It is not a de Polignac number, because 126104099 - 2⁸ = 126103843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126104599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5731994 + ... + 5732015.

It is an arithmetic number, because the mean of its divisors is an integer number (34392030).

Almost surely, 2^126104099 is an apocalyptic number.

126104099 is a deficient number, since it is larger than the sum of its proper divisors (11464021).

126104099 is a wasteful number, since it uses less digits than its factorization.

126104099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11464020.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 126104099 is about 11229.6081409816. The cubic root of 126104099 is about 501.4678187994.

The spelling of 126104099 in words is "one hundred twenty-six million, one hundred four thousand, ninety-nine".