10650001 has 4 divisors (see below), whose sum is σ = 10657332. Its totient is φ = 10642672.

The previous prime is 10649999. The next prime is 10650011. The reversal of 10650001 is 10005601.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5875776 + 4774225 = 2424^2 + 2185^2 .

It is a cyclic number.

It is not a de Polignac number, because 10650001 - 2¹ = 10649999 is a prime.

It is a super-2 number, since 2×10650001² = 226845042600002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10650011) 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, 670 + ... + 4663.

It is an arithmetic number, because the mean of its divisors is an integer number (2664333).

Almost surely, 2^10650001 is an apocalyptic number.

It is an amenable number.

10650001 is a deficient number, since it is larger than the sum of its proper divisors (7331).

10650001 is an equidigital number, since it uses as much as digits as its factorization.

10650001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7330.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 10650001 is about 3263.4339276290. The cubic root of 10650001 is about 220.0137801286.

Adding to 10650001 its reverse (10005601), we get a palindrome (20655602).

The spelling of 10650001 in words is "ten million, six hundred fifty thousand, one".