1173045134623 has 8 divisors (see below), whose sum is σ = 1210936375296. Its totient is φ = 1135157086200.

The previous prime is 1173045134603. The next prime is 1173045134669. The reversal of 1173045134623 is 3264315403711.

It is a happy number.

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 1173045134623 - 2⁹ = 1173045134111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173045134603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39811 + ... + 1532212.

It is an arithmetic number, because the mean of its divisors is an integer number (151367046912).

Almost surely, 2^{1173045134623} is an apocalyptic number.

1173045134623 is a deficient number, since it is larger than the sum of its proper divisors (37891240673).

1173045134623 is a wasteful number, since it uses less digits than its factorization.

1173045134623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596125.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 1173045134623 in words is "one trillion, one hundred seventy-three billion, forty-five million, one hundred thirty-four thousand, six hundred twenty-three".