11303660 has 12 divisors (see below), whose sum is σ = 23737728. Its totient is φ = 4521456.

The previous prime is 11303639. The next prime is 11303683. The reversal of 11303660 is 6630311.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 565183 = 11303660 / (1 + 1 + 3 + 0 + 3 + 6 + 6 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282572 + ... + 282611.

It is an arithmetic number, because the mean of its divisors is an integer number (1978144).

Almost surely, 2^11303660 is an apocalyptic number.

11303660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303660 is an abundant number, since it is smaller than the sum of its proper divisors (12434068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11303660 is a wasteful number, since it uses less digits than its factorization.

11303660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565192 (or 565190 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 11303660 is about 3362.0916108875. The cubic root of 11303660 is about 224.4259274844.

Adding to 11303660 its reverse (6630311), we get a palindrome (17933971).

The spelling of 11303660 in words is "eleven million, three hundred three thousand, six hundred sixty".