164053517 has 2 divisors, whose sum is σ = 164053518. Its totient is φ = 164053516.

The previous prime is 164053507. The next prime is 164053531. The reversal of 164053517 is 715350461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154231561 + 9821956 = 12419^2 + 3134^2 .

It is a cyclic number.

It is not a de Polignac number, because 164053517 - 2¹⁶ = 163987981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164053507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82026758 + 82026759.

It is an arithmetic number, because the mean of its divisors is an integer number (82026759).

Almost surely, 2^164053517 is an apocalyptic number.

It is an amenable number.

164053517 is a deficient number, since it is larger than the sum of its proper divisors (1).

164053517 is an equidigital number, since it uses as much as digits as its factorization.

164053517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 164053517 is about 12808.3377922352. The cubic root of 164053517 is about 547.4299008826.

The spelling of 164053517 in words is "one hundred sixty-four million, fifty-three thousand, five hundred seventeen".