11481043 has 12 divisors (see below), whose sum is σ = 13668600. Its totient is φ = 9610272.

The previous prime is 11481037. The next prime is 11481049. The reversal of 11481043 is 34018411.

11481043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11481037) and next prime (11481049).

It is not a de Polignac number, because 11481043 - 2⁹ = 11480531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11481049) 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, 618 + ... + 4831.

It is an arithmetic number, because the mean of its divisors is an integer number (1139050).

Almost surely, 2^11481043 is an apocalyptic number.

11481043 is a deficient number, since it is larger than the sum of its proper divisors (2187557).

11481043 is an equidigital number, since it uses as much as digits as its factorization.

11481043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5506 (or 5499 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 11481043 is about 3388.3687815821. The cubic root of 11481043 is about 225.5937764974.

Adding to 11481043 its reverse (34018411), we get a palindrome (45499454).

The spelling of 11481043 in words is "eleven million, four hundred eighty-one thousand, forty-three".