164532497 has 2 divisors, whose sum is σ = 164532498. Its totient is φ = 164532496.

The previous prime is 164532461. The next prime is 164532527. The reversal of 164532497 is 794235461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151019521 + 13512976 = 12289^2 + 3676^2 .

It is a cyclic number.

It is not a de Polignac number, because 164532497 - 2¹² = 164528401 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164532397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82266248 + 82266249.

It is an arithmetic number, because the mean of its divisors is an integer number (82266249).

Almost surely, 2^164532497 is an apocalyptic number.

It is an amenable number.

164532497 is a deficient number, since it is larger than the sum of its proper divisors (1).

164532497 is an equidigital number, since it uses as much as digits as its factorization.

164532497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 164532497 is about 12827.0221407776. The cubic root of 164532497 is about 547.9621524024.

The spelling of 164532497 in words is "one hundred sixty-four million, five hundred thirty-two thousand, four hundred ninety-seven".