1136545 has 8 divisors (see below), whose sum is σ = 1423296. Its totient is φ = 869616.

The previous prime is 1136483. The next prime is 1136557. The reversal of 1136545 is 5456311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1136545 - 2⁷ = 1136417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4827 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (177912).

2^1136545 is an apocalyptic number.

It is an amenable number.

1136545 is a deficient number, since it is larger than the sum of its proper divisors (286751).

1136545 is an equidigital number, since it uses as much as digits as its factorization.

1136545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9911.

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

The square root of 1136545 is about 1066.0886454700. The cubic root of 1136545 is about 104.3587524161.

It can be divided in two parts, 1136 and 545, that added together give a square (1681 = 41²).

The spelling of 1136545 in words is "one million, one hundred thirty-six thousand, five hundred forty-five".