164152123 has 2 divisors, whose sum is σ = 164152124. Its totient is φ = 164152122.

The previous prime is 164152073. The next prime is 164152133. The reversal of 164152123 is 321251461.

It is a happy number.

164152123 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 a de Polignac number, because none of the positive numbers 2^k-164152123 is a prime.

It is not a weakly prime, because it can be changed into another prime (164152133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82076061 + 82076062.

It is an arithmetic number, because the mean of its divisors is an integer number (82076062).

Almost surely, 2^164152123 is an apocalyptic number.

164152123 is a deficient number, since it is larger than the sum of its proper divisors (1).

164152123 is an equidigital number, since it uses as much as digits as its factorization.

164152123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 164152123 is about 12812.1865034818. The cubic root of 164152123 is about 547.5395583130.

The spelling of 164152123 in words is "one hundred sixty-four million, one hundred fifty-two thousand, one hundred twenty-three".