45666601 has 2 divisors, whose sum is σ = 45666602. Its totient is φ = 45666600.

The previous prime is 45666589. The next prime is 45666617. The reversal of 45666601 is 10666654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35712576 + 9954025 = 5976^2 + 3155^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45666601 is a prime.

It is equal to p_2756158 and since 45666601 and 2756158 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45666631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22833300 + 22833301.

It is an arithmetic number, because the mean of its divisors is an integer number (22833301).

Almost surely, 2^45666601 is an apocalyptic number.

It is an amenable number.

45666601 is a deficient number, since it is larger than the sum of its proper divisors (1).

45666601 is an equidigital number, since it uses as much as digits as its factorization.

45666601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 45666601 is about 6757.7067855893. The cubic root of 45666601 is about 357.4370463097.

The spelling of 45666601 in words is "forty-five million, six hundred sixty-six thousand, six hundred one".