126504104 has 8 divisors (see below), whose sum is σ = 237195210. Its totient is φ = 63252048.

The previous prime is 126504029. The next prime is 126504121. The reversal of 126504104 is 401405621.

It can be written as a sum of positive squares in only one way, i.e., 122102500 + 4401604 = 11050^2 + 2098^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 126504104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7906499 + ... + 7906514.

Almost surely, 2^126504104 is an apocalyptic number.

It is an amenable number.

126504104 is a deficient number, since it is larger than the sum of its proper divisors (110691106).

126504104 is a wasteful number, since it uses less digits than its factorization.

126504104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15813019 (or 15813015 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 126504104 is about 11247.4043227760. The cubic root of 126504104 is about 501.9974815088.

Adding to 126504104 its reverse (401405621), we get a palindrome (527909725).

The spelling of 126504104 in words is "one hundred twenty-six million, five hundred four thousand, one hundred four".