162173345 has 8 divisors (see below), whose sum is σ = 203069376. Its totient is φ = 124097776.

The previous prime is 162173329. The next prime is 162173357. The reversal of 162173345 is 543371261.

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 162173345 - 2⁴ = 162173329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704987 + ... + 705216.

It is an arithmetic number, because the mean of its divisors is an integer number (25383672).

Almost surely, 2^162173345 is an apocalyptic number.

It is an amenable number.

162173345 is a deficient number, since it is larger than the sum of its proper divisors (40896031).

162173345 is a wasteful number, since it uses less digits than its factorization.

162173345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410231.

The product of its digits is 15120, while the sum is 32.

The square root of 162173345 is about 12734.7298754233. The cubic root of 162173345 is about 545.3305460513.

The spelling of 162173345 in words is "one hundred sixty-two million, one hundred seventy-three thousand, three hundred forty-five".