1131059 has 4 divisors (see below), whose sum is σ = 1138800. Its totient is φ = 1123320.

The previous prime is 1131049. The next prime is 1131077. The reversal of 1131059 is 9501311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9501311 = 19 ⋅500069.

It is a cyclic number.

It is not a de Polignac number, because 1131059 - 2⁸ = 1130803 is a prime.

It is a super-2 number, since 2×1131059² = 2558588922962, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 1131059.

It is not an unprimeable number, because it can be changed into a prime (1131049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3647 + ... + 3944.

It is an arithmetic number, because the mean of its divisors is an integer number (284700).

2^1131059 is an apocalyptic number.

1131059 is a deficient number, since it is larger than the sum of its proper divisors (7741).

1131059 is an equidigital number, since it uses as much as digits as its factorization.

1131059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 1131059 is about 1063.5125763243. The cubic root of 1131059 is about 104.1905714382.

The spelling of 1131059 in words is "one million, one hundred thirty-one thousand, fifty-nine".