162211156 has 6 divisors (see below), whose sum is σ = 283869530. Its totient is φ = 81105576.

The previous prime is 162211141. The next prime is 162211163. The reversal of 162211156 is 651112261.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 161036100 + 1175056 = 12690^2 + 1084^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 162211156.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20276391 + ... + 20276398.

Almost surely, 2^162211156 is an apocalyptic number.

It is an amenable number.

162211156 is a deficient number, since it is larger than the sum of its proper divisors (121658374).

162211156 is a wasteful number, since it uses less digits than its factorization.

162211156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40552793 (or 40552791 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 162211156 is about 12736.2143512113. The cubic root of 162211156 is about 545.3729243492.

The spelling of 162211156 in words is "one hundred sixty-two million, two hundred eleven thousand, one hundred fifty-six".