1172134673 has 8 divisors (see below), whose sum is σ = 1213135680. Its totient is φ = 1131172560.

The previous prime is 1172134657. The next prime is 1172134679. The reversal of 1172134673 is 3764312711.

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 1172134673 - 2⁴ = 1172134657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1172134679) 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, 60236 + ... + 77282.

It is an arithmetic number, because the mean of its divisors is an integer number (151641960).

Almost surely, 2^1172134673 is an apocalyptic number.

It is an amenable number.

1172134673 is a deficient number, since it is larger than the sum of its proper divisors (41001007).

1172134673 is a wasteful number, since it uses less digits than its factorization.

1172134673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19447.

The product of its digits is 21168, while the sum is 35.

The square root of 1172134673 is about 34236.4524009133. The cubic root of 1172134673 is about 1054.3686984771.

The spelling of 1172134673 in words is "one billion, one hundred seventy-two million, one hundred thirty-four thousand, six hundred seventy-three".