802162123 has 16 divisors (see below), whose sum is σ = 931893760. Its totient is φ = 676247616.

The previous prime is 802162117. The next prime is 802162177. The reversal of 802162123 is 321261208.

802162123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-802162123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (802162103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497743 + ... + 499351.

It is an arithmetic number, because the mean of its divisors is an integer number (58243360).

Almost surely, 2^802162123 is an apocalyptic number.

802162123 is a deficient number, since it is larger than the sum of its proper divisors (129731637).

802162123 is a wasteful number, since it uses less digits than its factorization.

802162123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 802162123 is about 28322.4667534450. The cubic root of 802162123 is about 929.1533216000.

The spelling of 802162123 in words is "eight hundred two million, one hundred sixty-two thousand, one hundred twenty-three".