164159747 has 2 divisors, whose sum is σ = 164159748. Its totient is φ = 164159746.

The previous prime is 164159741. The next prime is 164159759. The reversal of 164159747 is 747951461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164159747 - 2⁴ = 164159731 is a prime.

It is equal to p_9194588 and since 164159747 and 9194588 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 164159698 and 164159707.

It is not a weakly prime, because it can be changed into another prime (164159741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82079873 + 82079874.

It is an arithmetic number, because the mean of its divisors is an integer number (82079874).

Almost surely, 2^164159747 is an apocalyptic number.

164159747 is a deficient number, since it is larger than the sum of its proper divisors (1).

164159747 is an equidigital number, since it uses as much as digits as its factorization.

164159747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 164159747 is about 12812.4840292583. The cubic root of 164159747 is about 547.5480349562.

It can be divided in two parts, 16415 and 9747, that added together give a palindrome (26162).

The spelling of 164159747 in words is "one hundred sixty-four million, one hundred fifty-nine thousand, seven hundred forty-seven".