10045661 has 4 divisors (see below), whose sum is σ = 10574400. Its totient is φ = 9516924.

The previous prime is 10045627. The next prime is 10045667. The reversal of 10045661 is 16654001.

10045661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10045661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10045667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264341 + ... + 264378.

It is an arithmetic number, because the mean of its divisors is an integer number (2643600).

Almost surely, 2^10045661 is an apocalyptic number.

It is an amenable number.

10045661 is a deficient number, since it is larger than the sum of its proper divisors (528739).

10045661 is an equidigital number, since it uses as much as digits as its factorization.

10045661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528738.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10045661 is about 3169.4890755451. The cubic root of 10045661 is about 215.7708833135.

Adding to 10045661 its reverse (16654001), we get a palindrome (26699662).

The spelling of 10045661 in words is "ten million, forty-five thousand, six hundred sixty-one".