11130004421 has 8 divisors (see below), whose sum is σ = 11167494624. Its totient is φ = 11092538160.

The previous prime is 11130004409. The next prime is 11130004439. The reversal of 11130004421 is 12440003111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11130004421 - 2¹⁸ = 11129742277 is a prime.

It is a super-2 number, since 2×11130004421² (a number of 21 digits) contains 22 as substring.

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 11130004421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130004441) 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, 1758755 + ... + 1765071.

It is an arithmetic number, because the mean of its divisors is an integer number (1395936828).

Almost surely, 2^11130004421 is an apocalyptic number.

It is an amenable number.

11130004421 is a deficient number, since it is larger than the sum of its proper divisors (37490203).

11130004421 is an equidigital number, since it uses as much as digits as its factorization.

11130004421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11971.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11130004421 its reverse (12440003111), we get a palindrome (23570007532).

The spelling of 11130004421 in words is "eleven billion, one hundred thirty million, four thousand, four hundred twenty-one".