814966513 has 8 divisors (see below), whose sum is σ = 827386560. Its totient is φ = 802636560.

The previous prime is 814966501. The next prime is 814966543. The reversal of 814966513 is 315669418.

814966513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 814966513 - 2²⁵ = 781412081 is a prime.

It is a super-2 number, since 2×814966513² = 1328340834622758338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 814966513.

It is not an unprimeable number, because it can be changed into a prime (814966543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4183 + ... + 40588.

It is an arithmetic number, because the mean of its divisors is an integer number (103423320).

Almost surely, 2^814966513 is an apocalyptic number.

It is an amenable number.

814966513 is a deficient number, since it is larger than the sum of its proper divisors (12420047).

814966513 is a wasteful number, since it uses less digits than its factorization.

814966513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45047.

The product of its digits is 155520, while the sum is 43.

The square root of 814966513 is about 28547.6183419913. The cubic root of 814966513 is about 934.0710699328.

The spelling of 814966513 in words is "eight hundred fourteen million, nine hundred sixty-six thousand, five hundred thirteen".