1136541 has 8 divisors (see below), whose sum is σ = 1731904. Its totient is φ = 649440.

The previous prime is 1136483. The next prime is 1136557. The reversal of 1136541 is 1456311.

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

It is not a de Polignac number, because 1136541 - 2⁶ = 1136477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 54121 = 1136541 / (1 + 1 + 3 + 6 + 5 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27040 + ... + 27081.

It is an arithmetic number, because the mean of its divisors is an integer number (216488).

2^1136541 is an apocalyptic number.

It is an amenable number.

1136541 is a deficient number, since it is larger than the sum of its proper divisors (595363).

1136541 is an equidigital number, since it uses as much as digits as its factorization.

1136541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54131.

The product of its digits is 360, while the sum is 21.

The square root of 1136541 is about 1066.0867694517. The cubic root of 1136541 is about 104.3586299879.

The spelling of 1136541 in words is "one million, one hundred thirty-six thousand, five hundred forty-one".