1361187 has 6 divisors (see below), whose sum is σ = 1966172. Its totient is φ = 907452.

The previous prime is 1361183. The next prime is 1361197. The reversal of 1361187 is 7811631.

It is not a de Polignac number, because 1361187 - 2² = 1361183 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1361187.

It is not an unprimeable number, because it can be changed into a prime (1361183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75613 + ... + 75630.

2^1361187 is an apocalyptic number.

1361187 is a deficient number, since it is larger than the sum of its proper divisors (604985).

1361187 is a wasteful number, since it uses less digits than its factorization.

1361187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151249 (or 151246 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 1361187 is about 1166.6991900229. The cubic root of 1361187 is about 110.8253889696.

The spelling of 1361187 in words is "one million, three hundred sixty-one thousand, one hundred eighty-seven".