1181363 has 8 divisors (see below), whose sum is σ = 1258320. Its totient is φ = 1105920.

The previous prime is 1181329. The next prime is 1181407. The reversal of 1181363 is 3631811.

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 1181363 - 2¹⁴ = 1164979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1181263) 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, 1523 + ... + 2163.

It is an arithmetic number, because the mean of its divisors is an integer number (157290).

2^1181363 is an apocalyptic number.

1181363 is a deficient number, since it is larger than the sum of its proper divisors (76957).

1181363 is an equidigital number, since it uses as much as digits as its factorization.

1181363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757.

The product of its digits is 432, while the sum is 23.

The square root of 1181363 is about 1086.9052396598. The cubic root of 1181363 is about 105.7128516450.

The spelling of 1181363 in words is "one million, one hundred eighty-one thousand, three hundred sixty-three".