1131104001 has 4 divisors (see below), whose sum is σ = 1508138672. Its totient is φ = 754069332.

The previous prime is 1131103969. The next prime is 1131104011. The reversal of 1131104001 is 1004011311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1131104001 - 2⁵ = 1131103969 is a prime.

It is a super-2 number, since 2×1131104001² = 2558792522156416002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131104011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188517331 + ... + 188517336.

It is an arithmetic number, because the mean of its divisors is an integer number (377034668).

Almost surely, 2^1131104001 is an apocalyptic number.

It is an amenable number.

1131104001 is a deficient number, since it is larger than the sum of its proper divisors (377034671).

1131104001 is an equidigital number, since it uses as much as digits as its factorization.

1131104001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377034670.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1131104001 is about 33631.8896436106. The cubic root of 1131104001 is about 1041.9195321634.

Adding to 1131104001 its reverse (1004011311), we get a palindrome (2135115312).

The spelling of 1131104001 in words is "one billion, one hundred thirty-one million, one hundred four thousand, one".