1167005 has 8 divisors (see below), whose sum is σ = 1600512. Its totient is φ = 800208.

The previous prime is 1166987. The next prime is 1167011. The reversal of 1167005 is 5007611.

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

It is a cyclic number.

It is not a de Polignac number, because 1167005 - 2¹⁸ = 904861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16637 + ... + 16706.

It is an arithmetic number, because the mean of its divisors is an integer number (200064).

2^1167005 is an apocalyptic number.

It is an amenable number.

1167005 is a deficient number, since it is larger than the sum of its proper divisors (433507).

1167005 is an equidigital number, since it uses as much as digits as its factorization.

1167005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33355.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 1167005 is about 1080.2800562817. The cubic root of 1167005 is about 105.2828353345.

Subtracting 1167005 from its reverse (5007611), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 1167005 in words is "one million, one hundred sixty-seven thousand, five".