1159807 has 4 divisors (see below), whose sum is σ = 1265256. Its totient is φ = 1054360.

The previous prime is 1159789. The next prime is 1159811. The reversal of 1159807 is 7089511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1159807 - 2¹¹ = 1157759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52708 + ... + 52729.

It is an arithmetic number, because the mean of its divisors is an integer number (316314).

2^1159807 is an apocalyptic number.

1159807 is a deficient number, since it is larger than the sum of its proper divisors (105449).

1159807 is a wasteful number, since it uses less digits than its factorization.

1159807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105448.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 1159807 is about 1076.9433596991. The cubic root of 1159807 is about 105.0659298711.

The spelling of 1159807 in words is "one million, one hundred fifty-nine thousand, eight hundred seven".