11031134403 has 16 divisors (see below), whose sum is σ = 15630852096. Its totient is φ = 6895946880.

The previous prime is 11031134363. The next prime is 11031134407. The reversal of 11031134403 is 30443113011.

It is not a de Polignac number, because 11031134403 - 2¹⁷ = 11031003331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11031134403.

It is not an unprimeable number, because it can be changed into a prime (11031134407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385251 + ... + 412892.

It is an arithmetic number, because the mean of its divisors is an integer number (976928256).

Almost surely, 2^11031134403 is an apocalyptic number.

11031134403 is a deficient number, since it is larger than the sum of its proper divisors (4599717693).

11031134403 is a wasteful number, since it uses less digits than its factorization.

11031134403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798434.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11031134403 its reverse (30443113011), we get a palindrome (41474247414).

The spelling of 11031134403 in words is "eleven billion, thirty-one million, one hundred thirty-four thousand, four hundred three".