1152867 has 4 divisors (see below), whose sum is σ = 1537160. Its totient is φ = 768576.

The previous prime is 1152857. The next prime is 1152881. The reversal of 1152867 is 7682511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7682511 = 3 ⋅2560837.

It is not a de Polignac number, because 1152867 - 2¹⁴ = 1136483 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192142 + ... + 192147.

It is an arithmetic number, because the mean of its divisors is an integer number (384290).

2^1152867 is an apocalyptic number.

1152867 is a deficient number, since it is larger than the sum of its proper divisors (384293).

1152867 is an equidigital number, since it uses as much as digits as its factorization.

1152867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384292.

The product of its digits is 3360, while the sum is 30.

The square root of 1152867 is about 1073.7164430146. The cubic root of 1152867 is about 104.8559475856.

The spelling of 1152867 in words is "one million, one hundred fifty-two thousand, eight hundred sixty-seven".