162173361 has 16 divisors (see below), whose sum is σ = 249392000. Its totient is φ = 91819008.

The previous prime is 162173357. The next prime is 162173371. The reversal of 162173361 is 163371261.

It is not a de Polignac number, because 162173361 - 2² = 162173357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162173321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33136 + ... + 37713.

It is an arithmetic number, because the mean of its divisors is an integer number (15587000).

Almost surely, 2^162173361 is an apocalyptic number.

It is an amenable number.

162173361 is a deficient number, since it is larger than the sum of its proper divisors (87218639).

162173361 is a wasteful number, since it uses less digits than its factorization.

162173361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70968.

The product of its digits is 4536, while the sum is 30.

The square root of 162173361 is about 12734.7305036267. The cubic root of 162173361 is about 545.3305639854.

The spelling of 162173361 in words is "one hundred sixty-two million, one hundred seventy-three thousand, three hundred sixty-one".