11133630 has 24 divisors (see below), whose sum is σ = 28947672. Its totient is φ = 2968944.

The previous prime is 11133599. The next prime is 11133637. The reversal of 11133630 is 3633111.

11133630 is a `hidden beast` number, since 1 + 1 + 1 + 33 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133637) 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, 61764 + ... + 61943.

It is an arithmetic number, because the mean of its divisors is an integer number (1206153).

Almost surely, 2^11133630 is an apocalyptic number.

11133630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11133630 is an abundant number, since it is smaller than the sum of its proper divisors (17814042).

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

11133630 is a wasteful number, since it uses less digits than its factorization.

11133630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123720 (or 123717 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 11133630 is about 3336.7094569351. The cubic root of 11133630 is about 223.2949638299.

Adding to 11133630 its reverse (3633111), we get a palindrome (14766741).

The spelling of 11133630 in words is "eleven million, one hundred thirty-three thousand, six hundred thirty".