162889943 has 2 divisors, whose sum is σ = 162889944. Its totient is φ = 162889942.

The previous prime is 162889901. The next prime is 162889949. The reversal of 162889943 is 349988261.

It is a happy number.

162889943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162889943 - 2⁸ = 162889687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162889891 and 162889900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162889949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81444971 + 81444972.

It is an arithmetic number, because the mean of its divisors is an integer number (81444972).

Almost surely, 2^162889943 is an apocalyptic number.

162889943 is a deficient number, since it is larger than the sum of its proper divisors (1).

162889943 is an equidigital number, since it uses as much as digits as its factorization.

162889943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 50.

The square root of 162889943 is about 12762.8344422389. The cubic root of 162889943 is about 546.1325862003.

The spelling of 162889943 in words is "one hundred sixty-two million, eight hundred eighty-nine thousand, nine hundred forty-three".