10513666 has 8 divisors (see below), whose sum is σ = 15822144. Its totient is φ = 5239620.

The previous prime is 10513649. The next prime is 10513687. The reversal of 10513666 is 66631501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10513666² = 221074345519112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7830 + ... + 9073.

It is an arithmetic number, because the mean of its divisors is an integer number (1977768).

Almost surely, 2^10513666 is an apocalyptic number.

10513666 is a deficient number, since it is larger than the sum of its proper divisors (5308478).

10513666 is a wasteful number, since it uses less digits than its factorization.

10513666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17216.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 10513666 is about 3242.4783730967. The cubic root of 10513666 is about 219.0709166161.

The spelling of 10513666 in words is "ten million, five hundred thirteen thousand, six hundred sixty-six".