10000045 has 12 divisors (see below), whose sum is σ = 13190940. Its totient is φ = 7272320.

The previous prime is 10000019. The next prime is 10000079. The reversal of 10000045 is 54000001.

10000045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6625476 + 3374569 = 2574^2 + 1837^2 .

It is not a de Polignac number, because 10000045 - 2⁹ = 9999533 is a prime.

10000045 is a modest number, since divided by 45 gives 10 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 9999986 and 10000040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7660 + ... + 8869.

It is an arithmetic number, because the mean of its divisors is an integer number (1099245).

Almost surely, 2^10000045 is an apocalyptic number.

It is an amenable number.

10000045 is a deficient number, since it is larger than the sum of its proper divisors (3190895).

10000045 is a wasteful number, since it uses less digits than its factorization.

10000045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16556 (or 16545 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 10000045 is about 3162.2847752851. The cubic root of 10000045 is about 215.4437921679.

Adding to 10000045 its reverse (54000001), we get a palindrome (64000046).

The spelling of 10000045 in words is "ten million, forty-five", and thus it is an aban number and an uban number.