164371061 has 2 divisors, whose sum is σ = 164371062. Its totient is φ = 164371060.

The previous prime is 164371037. The next prime is 164371063. The reversal of 164371061 is 160173461.

164371061 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 can be written as a sum of positive squares in only one way, i.e., 115455025 + 48916036 = 10745^2 + 6994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164371061 is a prime.

Together with 164371063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164371063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82185530 + 82185531.

It is an arithmetic number, because the mean of its divisors is an integer number (82185531).

Almost surely, 2^164371061 is an apocalyptic number.

It is an amenable number.

164371061 is a deficient number, since it is larger than the sum of its proper divisors (1).

164371061 is an equidigital number, since it uses as much as digits as its factorization.

164371061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 164371061 is about 12820.7277874542. The cubic root of 164371061 is about 547.7828772492.

The spelling of 164371061 in words is "one hundred sixty-four million, three hundred seventy-one thousand, sixty-one".