1345163173 has 8 divisors (see below), whose sum is σ = 1396090080. Its totient is φ = 1294539120.

The previous prime is 1345163153. The next prime is 1345163179. The reversal of 1345163173 is 3713615431.

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

It is not a de Polignac number, because 1345163173 - 2⁹ = 1345162661 is a prime.

It is a super-3 number, since 3×1345163173³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345163179) 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, 66643 + ... + 84448.

It is an arithmetic number, because the mean of its divisors is an integer number (174511260).

Almost surely, 2^1345163173 is an apocalyptic number.

It is an amenable number.

1345163173 is a deficient number, since it is larger than the sum of its proper divisors (50926907).

1345163173 is a wasteful number, since it uses less digits than its factorization.

1345163173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151427.

The product of its digits is 22680, while the sum is 34.

The square root of 1345163173 is about 36676.4662010941. The cubic root of 1345163173 is about 1103.8879424548.

The spelling of 1345163173 in words is "one billion, three hundred forty-five million, one hundred sixty-three thousand, one hundred seventy-three".