1161395 has 8 divisors (see below), whose sum is σ = 1407120. Its totient is φ = 920160.

The previous prime is 1161371. The next prime is 1161397. The reversal of 1161395 is 5931611.

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

It is not a de Polignac number, because 1161395 - 2⁶ = 1161331 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1161397) 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 7 ways as a sum of consecutive naturals, for example, 521 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (175890).

2^1161395 is an apocalyptic number.

1161395 is a deficient number, since it is larger than the sum of its proper divisors (245725).

1161395 is a wasteful number, since it uses less digits than its factorization.

1161395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245.

The product of its digits is 810, while the sum is 26.

The square root of 1161395 is about 1077.6803793333. The cubic root of 1161395 is about 105.1138598592.

The spelling of 1161395 in words is "one million, one hundred sixty-one thousand, three hundred ninety-five".