11042403403 has 2 divisors, whose sum is σ = 11042403404. Its totient is φ = 11042403402.

The previous prime is 11042403353. The next prime is 11042403419. The reversal of 11042403403 is 30430424011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11042403403 - 2¹³ = 11042395211 is a prime.

It is not a weakly prime, because it can be changed into another prime (11042403443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521201701 + 5521201702.

It is an arithmetic number, because the mean of its divisors is an integer number (5521201702).

Almost surely, 2^11042403403 is an apocalyptic number.

11042403403 is a deficient number, since it is larger than the sum of its proper divisors (1).

11042403403 is an equidigital number, since it uses as much as digits as its factorization.

11042403403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 11042403403 its reverse (30430424011), we get a palindrome (41472827414).

The spelling of 11042403403 in words is "eleven billion, forty-two million, four hundred three thousand, four hundred three".