10662013 has 4 divisors (see below), whose sum is σ = 10696608. Its totient is φ = 10627420.

The previous prime is 10661971. The next prime is 10662019. The reversal of 10662013 is 31026601.

10662013 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, and also an emirpimes, since its reverse is a distinct semiprime: 31026601 = 19 ⋅1632979.

It is a cyclic number.

It is not a de Polignac number, because 10662013 - 2²¹ = 8564861 is a prime.

It is a super-2 number, since 2×10662013² = 227357042424338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10662019) 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, 16831 + ... + 17452.

It is an arithmetic number, because the mean of its divisors is an integer number (2674152).

Almost surely, 2^10662013 is an apocalyptic number.

It is an amenable number.

10662013 is a deficient number, since it is larger than the sum of its proper divisors (34595).

10662013 is an equidigital number, since it uses as much as digits as its factorization.

10662013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34594.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 10662013 is about 3265.2738016895. The cubic root of 10662013 is about 220.0964659597.

Adding to 10662013 its reverse (31026601), we get a palindrome (41688614).

The spelling of 10662013 in words is "ten million, six hundred sixty-two thousand, thirteen".