1135845 has 24 divisors (see below), whose sum is σ = 2018016. Its totient is φ = 590688.

The previous prime is 1135837. The next prime is 1135847. The reversal of 1135845 is 5485311.

It is not a de Polignac number, because 1135845 - 2³ = 1135837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1642 + ... + 2228.

It is an arithmetic number, because the mean of its divisors is an integer number (84084).

2^1135845 is an apocalyptic number.

1135845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1135845 is a deficient number, since it is larger than the sum of its proper divisors (882171).

1135845 is a wasteful number, since it uses less digits than its factorization.

1135845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 638 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1135845 is about 1065.7602919982. The cubic root of 1135845 is about 104.3373231050.

The spelling of 1135845 in words is "one million, one hundred thirty-five thousand, eight hundred forty-five".