11481130 has 16 divisors (see below), whose sum is σ = 21754080. Its totient is φ = 4350672.

The previous prime is 11481121. The next prime is 11481131. The reversal of 11481130 is 3118411.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 11481098 and 11481107.

It is not an unprimeable number, because it can be changed into a prime (11481131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30024 + ... + 30403.

It is an arithmetic number, because the mean of its divisors is an integer number (1359630).

Almost surely, 2^11481130 is an apocalyptic number.

11481130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11481130 is a deficient number, since it is larger than the sum of its proper divisors (10272950).

11481130 is a wasteful number, since it uses less digits than its factorization.

11481130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60453.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 11481130 is about 3388.3816195936. The cubic root of 11481130 is about 225.5943463240.

Adding to 11481130 its reverse (3118411), we get a palindrome (14599541).

It can be divided in two parts, 11481 and 130, that added together give a palindrome (11611).

The spelling of 11481130 in words is "eleven million, four hundred eighty-one thousand, one hundred thirty".