11104131401 has 12 divisors (see below), whose sum is σ = 12405463812. Its totient is φ = 9929172000.

The previous prime is 11104131391. The next prime is 11104131413. The reversal of 11104131401 is 10413140111.

It can be written as a sum of positive squares in 2 ways, for example, as 4970109001 + 6134022400 = 70499^2 + 78320^2 .

It is not a de Polignac number, because 11104131401 - 2¹⁰ = 11104130377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11104131401.

It is not an unprimeable number, because it can be changed into a prime (11104131421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 744830 + ... + 759591.

It is an arithmetic number, because the mean of its divisors is an integer number (1033788651).

Almost surely, 2^11104131401 is an apocalyptic number.

11104131401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11104131401 is a deficient number, since it is larger than the sum of its proper divisors (1301332411).

11104131401 is a wasteful number, since it uses less digits than its factorization.

11104131401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504504 (or 1504493 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11104131401 its reverse (10413140111), we get a palindrome (21517271512).

It can be divided in two parts, 11 and 104131401, that multiplied together give a palindrome (1145445411).

The spelling of 11104131401 in words is "eleven billion, one hundred four million, one hundred thirty-one thousand, four hundred one".