164011513 has 2 divisors, whose sum is σ = 164011514. Its totient is φ = 164011512.

The previous prime is 164011499. The next prime is 164011531. The reversal of 164011513 is 315110461.

Together with next prime (164011531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113998329 + 50013184 = 10677^2 + 7072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164011513 is a prime.

It is not a weakly prime, because it can be changed into another prime (164011583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82005756 + 82005757.

It is an arithmetic number, because the mean of its divisors is an integer number (82005757).

Almost surely, 2^164011513 is an apocalyptic number.

It is an amenable number.

164011513 is a deficient number, since it is larger than the sum of its proper divisors (1).

164011513 is an equidigital number, since it uses as much as digits as its factorization.

164011513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 164011513 is about 12806.6979741071. The cubic root of 164011513 is about 547.3831758692.

Adding to 164011513 its reverse (315110461), we get a palindrome (479121974).

The spelling of 164011513 in words is "one hundred sixty-four million, eleven thousand, five hundred thirteen".