1163087 has 8 divisors (see below), whose sum is σ = 1235040. Its totient is φ = 1092960.

The previous prime is 1163083. The next prime is 1163093. The reversal of 1163087 is 7803611.

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

It is not a de Polignac number, because 1163087 - 2² = 1163083 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 (1163081) 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, 989 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (154380).

2^1163087 is an apocalyptic number.

1163087 is a deficient number, since it is larger than the sum of its proper divisors (71953).

1163087 is an equidigital number, since it uses as much as digits as its factorization.

1163087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1163087 is about 1078.4651130194. The cubic root of 1163087 is about 105.1648807870.

Adding to 1163087 its reverse (7803611), we get a palindrome (8966698).

The spelling of 1163087 in words is "one million, one hundred sixty-three thousand, eighty-seven".