11315628 has 36 divisors (see below), whose sum is σ = 28705768. Its totient is φ = 3758400.

The previous prime is 11315611. The next prime is 11315641. The reversal of 11315628 is 82651311.

11315628 is a `hidden beast` number, since 1 + 1 + 31 + 5 + 628 = 666.

11315628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18528 + ... + 19128.

Almost surely, 2^11315628 is an apocalyptic number.

11315628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11315628 is an abundant number, since it is smaller than the sum of its proper divisors (17390140).

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

11315628 is a wasteful number, since it uses less digits than its factorization.

11315628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134 (or 1129 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 11315628 is about 3363.8709844463. The cubic root of 11315628 is about 224.5051048520.

Adding to 11315628 its reverse (82651311), we get a palindrome (93966939).

The spelling of 11315628 in words is "eleven million, three hundred fifteen thousand, six hundred twenty-eight".