1131204400006 has 4 divisors (see below), whose sum is σ = 1696806600012. Its totient is φ = 565602200002.

The previous prime is 1131204399973. The next prime is 1131204400021. The reversal of 1131204400006 is 6000044021311.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1131204400006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282801100000 + ... + 282801100003.

It is an arithmetic number, because the mean of its divisors is an integer number (424201650003).

Almost surely, 2^{1131204400006} is an apocalyptic number.

1131204400006 is a deficient number, since it is larger than the sum of its proper divisors (565602200006).

1131204400006 is an equidigital number, since it uses as much as digits as its factorization.

1131204400006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565602200005.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1131204400006 its reverse (6000044021311), we get a palindrome (7131248421317).

The spelling of 1131204400006 in words is "one trillion, one hundred thirty-one billion, two hundred four million, four hundred thousand, six".