17964061 has 2 divisors, whose sum is σ = 17964062. Its totient is φ = 17964060.

The previous prime is 17964029. The next prime is 17964071. The reversal of 17964061 is 16046971.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13579225 + 4384836 = 3685^2 + 2094^2 .

It is a cyclic number.

It is not a de Polignac number, because 17964061 - 2⁵ = 17964029 is a prime.

It is a super-2 number, since 2×17964061² = 645414975223442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17964071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8982030 + 8982031.

It is an arithmetic number, because the mean of its divisors is an integer number (8982031).

Almost surely, 2^17964061 is an apocalyptic number.

It is an amenable number.

17964061 is a deficient number, since it is larger than the sum of its proper divisors (1).

17964061 is an equidigital number, since it uses as much as digits as its factorization.

17964061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 17964061 is about 4238.4031191004. The cubic root of 17964061 is about 261.8996031627.

The spelling of 17964061 in words is "seventeen million, nine hundred sixty-four thousand, sixty-one".