11432404423 has 8 divisors (see below), whose sum is σ = 12595197456. Its totient is φ = 10290192000.

The previous prime is 11432404397. The next prime is 11432404427. The reversal of 11432404423 is 32440423411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11432404423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11432404391 and 11432404400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432404427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5143986 + ... + 5146207.

It is an arithmetic number, because the mean of its divisors is an integer number (1574399682).

Almost surely, 2^11432404423 is an apocalyptic number.

11432404423 is a deficient number, since it is larger than the sum of its proper divisors (1162793033).

11432404423 is a wasteful number, since it uses less digits than its factorization.

11432404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10290305.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11432404423 its reverse (32440423411), we get a palindrome (43872827834).

The spelling of 11432404423 in words is "eleven billion, four hundred thirty-two million, four hundred four thousand, four hundred twenty-three".