361187 has 4 divisors (see below), whose sum is σ = 362520. Its totient is φ = 359856.

The previous prime is 361183. The next prime is 361211. The reversal of 361187 is 781163.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 361187 - 2² = 361183 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 361187.

It is not an unprimeable number, because it can be changed into a prime (361183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 855.

It is an arithmetic number, because the mean of its divisors is an integer number (90630).

2³⁶¹¹⁸⁷ is an apocalyptic number.

361187 is a deficient number, since it is larger than the sum of its proper divisors (1333).

361187 is an equidigital number, since it uses as much as digits as its factorization.

361187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332.

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

The square root of 361187 is about 600.9883526326. The cubic root of 361187 is about 71.2159660992.

The spelling of 361187 in words is "three hundred sixty-one thousand, one hundred eighty-seven".