1195191 has 18 divisors (see below), whose sum is σ = 1791920. Its totient is φ = 767520.

The previous prime is 1195189. The next prime is 1195193. The reversal of 1195191 is 1915911.

It is an interprime number because it is at equal distance from previous prime (1195189) and next prime (1195193).

It is not a de Polignac number, because 1195191 - 2¹ = 1195189 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 (1195193) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 15090 + ... + 15168.

2^1195191 is an apocalyptic number.

1195191 is a deficient number, since it is larger than the sum of its proper divisors (596729).

1195191 is an equidigital number, since it uses as much as digits as its factorization.

1195191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 123 counting only the distinct ones).

The product of its digits is 405, while the sum is 27.

The square root of 1195191 is about 1093.2479133298. The cubic root of 1195191 is about 106.1237133949.

The spelling of 1195191 in words is "one million, one hundred ninety-five thousand, one hundred ninety-one".