1135564 has 12 divisors (see below), whose sum is σ = 1995784. Its totient is φ = 565344.

The previous prime is 1135531. The next prime is 1135597. The reversal of 1135564 is 4655311.

It is an interprime number because it is at equal distance from previous prime (1135531) and next prime (1135597).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

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, 799 + ... + 1705.

2^1135564 is an apocalyptic number.

It is an amenable number.

1135564 is a deficient number, since it is larger than the sum of its proper divisors (860220).

1135564 is a wasteful number, since it uses less digits than its factorization.

1135564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224 (or 1222 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 1135564 is about 1065.6284530736. The cubic root of 1135564 is about 104.3287182907.

The spelling of 1135564 in words is "one million, one hundred thirty-five thousand, five hundred sixty-four".