1173667 has 8 divisors (see below), whose sum is σ = 1336320. Its totient is φ = 1020360.

The previous prime is 1173631. The next prime is 1173709. The reversal of 1173667 is 7663711.

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

It is not a de Polignac number, because 1173667 - 2⁷ = 1173539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1173617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2067 + ... + 2572.

It is an arithmetic number, because the mean of its divisors is an integer number (167040).

2^1173667 is an apocalyptic number.

1173667 is a deficient number, since it is larger than the sum of its proper divisors (162653).

1173667 is a wasteful number, since it uses less digits than its factorization.

1173667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673.

The product of its digits is 5292, while the sum is 31.

The square root of 1173667 is about 1083.3591278980. The cubic root of 1173667 is about 105.4827955743.

The spelling of 1173667 in words is "one million, one hundred seventy-three thousand, six hundred sixty-seven".