11403411410421 has 24 divisors (see below), whose sum is σ = 16825521693240. Its totient is φ = 7439660631936.

The previous prime is 11403411410371. The next prime is 11403411410459. The reversal of 11403411410421 is 12401411430411.

11403411410421 is a `hidden beast` number, since 1 + 140 + 3 + 411 + 4 + 104 + 2 + 1 = 666.

11403411410421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3841384403025 + 7562027007396 = 1959945^2 + 2749914^2 .

It is not a de Polignac number, because 11403411410421 - 2¹⁸ = 11403411148277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403411410491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30542626 + ... + 30913731.

It is an arithmetic number, because the mean of its divisors is an integer number (701063403885).

Almost surely, 2^{11403411410421} is an apocalyptic number.

It is an amenable number.

11403411410421 is a deficient number, since it is larger than the sum of its proper divisors (5422110282819).

11403411410421 is a wasteful number, since it uses less digits than its factorization.

11403411410421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61456805 (or 61456802 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 11403411410421 its reverse (12401411430411), we get a palindrome (23804822840832).

The spelling of 11403411410421 in words is "eleven trillion, four hundred three billion, four hundred eleven million, four hundred ten thousand, four hundred twenty-one".