11431063 has 12 divisors (see below), whose sum is σ = 13470240. Its totient is φ = 9670752.

The previous prime is 11431037. The next prime is 11431067. The reversal of 11431063 is 36013411.

It is a de Polignac number, because none of the positive numbers 2^k-11431063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11431063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2395 + ... + 5347.

It is an arithmetic number, because the mean of its divisors is an integer number (1122520).

Almost surely, 2^11431063 is an apocalyptic number.

11431063 is a deficient number, since it is larger than the sum of its proper divisors (2039177).

11431063 is an equidigital number, since it uses as much as digits as its factorization.

11431063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046 (or 3039 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 11431063 is about 3380.9855072153. The cubic root of 11431063 is about 225.2659439737.

Adding to 11431063 its reverse (36013411), we get a palindrome (47444474).

The spelling of 11431063 in words is "eleven million, four hundred thirty-one thousand, sixty-three".