162164813 has 8 divisors (see below), whose sum is σ = 168963840. Its totient is φ = 155463840.

The previous prime is 162164809. The next prime is 162164833. The reversal of 162164813 is 318461261.

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 162164813 - 2² = 162164809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 162164813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162164833) 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 7 ways as a sum of consecutive naturals, for example, 21128 + ... + 27761.

It is an arithmetic number, because the mean of its divisors is an integer number (21120480).

Almost surely, 2^162164813 is an apocalyptic number.

It is an amenable number.

162164813 is a deficient number, since it is larger than the sum of its proper divisors (6799027).

162164813 is a wasteful number, since it uses less digits than its factorization.

162164813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49027.

The product of its digits is 6912, while the sum is 32.

The square root of 162164813 is about 12734.3948815796. The cubic root of 162164813 is about 545.3209825360.

The spelling of 162164813 in words is "one hundred sixty-two million, one hundred sixty-four thousand, eight hundred thirteen".