1165000400104 has 16 divisors (see below), whose sum is σ = 2208919299300. Its totient is φ = 575955253632.

The previous prime is 1165000400093. The next prime is 1165000400129. The reversal of 1165000400104 is 4010040005611.

It can be written as a sum of positive squares in 2 ways, for example, as 842265062500 + 322735337604 = 917750^2 + 568098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818117547 + ... + 818118970.

Almost surely, 2^{1165000400104} is an apocalyptic number.

It is an amenable number.

1165000400104 is a deficient number, since it is larger than the sum of its proper divisors (1043918899196).

1165000400104 is a wasteful number, since it uses less digits than its factorization.

1165000400104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636236612 (or 1636236608 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 1165000400104 its reverse (4010040005611), we get a palindrome (5175040405715).

The spelling of 1165000400104 in words is "one trillion, one hundred sixty-five billion, four hundred thousand, one hundred four".