1185607 has 4 divisors (see below), whose sum is σ = 1226520. Its totient is φ = 1144696.

The previous prime is 1185601. The next prime is 1185617. The reversal of 1185607 is 7065811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1185607 is a prime.

It is a Duffinian number.

1185607 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1185601) 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, 20413 + ... + 20470.

It is an arithmetic number, because the mean of its divisors is an integer number (306630).

2^1185607 is an apocalyptic number.

1185607 is a deficient number, since it is larger than the sum of its proper divisors (40913).

1185607 is an equidigital number, since it uses as much as digits as its factorization.

1185607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40912.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1185607 is about 1088.8558214934. The cubic root of 1185607 is about 105.8392901077.

The spelling of 1185607 in words is "one million, one hundred eighty-five thousand, six hundred seven".