164115241 has 2 divisors, whose sum is σ = 164115242. Its totient is φ = 164115240.

The previous prime is 164115223. The next prime is 164115247. The reversal of 164115241 is 142511461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134467216 + 29648025 = 11596^2 + 5445^2 .

It is an emirp because it is prime and its reverse (142511461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164115241 - 2⁷ = 164115113 is a prime.

It is not a weakly prime, because it can be changed into another prime (164115247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82057620 + 82057621.

It is an arithmetic number, because the mean of its divisors is an integer number (82057621).

Almost surely, 2^164115241 is an apocalyptic number.

It is an amenable number.

164115241 is a deficient number, since it is larger than the sum of its proper divisors (1).

164115241 is an equidigital number, since it uses as much as digits as its factorization.

164115241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 164115241 is about 12810.7470898461. The cubic root of 164115241 is about 547.4985478441.

The spelling of 164115241 in words is "one hundred sixty-four million, one hundred fifteen thousand, two hundred forty-one".