1173673 has 4 divisors (see below), whose sum is σ = 1181700. Its totient is φ = 1165648.

The previous prime is 1173631. The next prime is 1173709. The reversal of 1173673 is 3763711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3763711 = 7 ⋅537673.

It can be written as a sum of positive squares in 2 ways, for example, as 157609 + 1016064 = 397^2 + 1008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1173673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1173173) 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, 3790 + ... + 4087.

It is an arithmetic number, because the mean of its divisors is an integer number (295425).

2^1173673 is an apocalyptic number.

It is an amenable number.

1173673 is a deficient number, since it is larger than the sum of its proper divisors (8027).

1173673 is an equidigital number, since it uses as much as digits as its factorization.

1173673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8026.

The product of its digits is 2646, while the sum is 28.

The square root of 1173673 is about 1083.3618970593. The cubic root of 1173673 is about 105.4829753231.

It can be divided in two parts, 117367 and 3, that added together give a triangular number (117370 = T₄₈₄).

The spelling of 1173673 in words is "one million, one hundred seventy-three thousand, six hundred seventy-three".