11145311121404 has 12 divisors (see below), whose sum is σ = 19504361179464. Its totient is φ = 5572636498704.

The previous prime is 11145311121397. The next prime is 11145311121443. The reversal of 11145311121404 is 40412111354111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3406919 + ... + 5822174.

It is an arithmetic number, because the mean of its divisors is an integer number (1625363431622).

Almost surely, 2^{11145311121404} is an apocalyptic number.

It is an amenable number.

11145311121404 is a deficient number, since it is larger than the sum of its proper divisors (8359050058060).

11145311121404 is a wasteful number, since it uses less digits than its factorization.

11145311121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531004 (or 9531002 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 29.

Adding to 11145311121404 its reverse (40412111354111), we get a palindrome (51557422475515).

The spelling of 11145311121404 in words is "eleven trillion, one hundred forty-five billion, three hundred eleven million, one hundred twenty-one thousand, four hundred four".