1156799 has 8 divisors (see below), whose sum is σ = 1399968. Its totient is φ = 933120.

The previous prime is 1156783. The next prime is 1156801. The reversal of 1156799 is 9976511.

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 1156799 - 2⁴ = 1156783 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156709) 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 7 ways as a sum of consecutive naturals, for example, 4742 + ... + 4979.

It is an arithmetic number, because the mean of its divisors is an integer number (174996).

2^1156799 is an apocalyptic number.

1156799 is a deficient number, since it is larger than the sum of its proper divisors (243169).

1156799 is an equidigital number, since it uses as much as digits as its factorization.

1156799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9745.

The product of its digits is 17010, while the sum is 38.

The square root of 1156799 is about 1075.5459078998. The cubic root of 1156799 is about 104.9750205129.

The spelling of 1156799 in words is "one million, one hundred fifty-six thousand, seven hundred ninety-nine".