11401232404 has 24 divisors (see below), whose sum is σ = 20049742440. Its totient is φ = 5672779776.

The previous prime is 11401232369. The next prime is 11401232407. The reversal of 11401232404 is 40423210411.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 870368004 + 10530864400 = 29502^2 + 102620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401232407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1143312 + ... + 1153240.

It is an arithmetic number, because the mean of its divisors is an integer number (835405935).

Almost surely, 2^11401232404 is an apocalyptic number.

It is an amenable number.

11401232404 is a deficient number, since it is larger than the sum of its proper divisors (8648510036).

11401232404 is a wasteful number, since it uses less digits than its factorization.

11401232404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11307 (or 11305 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11401232404 its reverse (40423210411), we get a palindrome (51824442815).

The spelling of 11401232404 in words is "eleven billion, four hundred one million, two hundred thirty-two thousand, four hundred four".