1016850813 has 16 divisors (see below), whose sum is σ = 1485582336. Its totient is φ = 613553840.

The previous prime is 1016850803. The next prime is 1016850817. The reversal of 1016850813 is 3180586101.

It is a cyclic number.

It is not a de Polignac number, because 1016850813 - 2¹⁶ = 1016785277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016850817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60381 + ... + 75362.

It is an arithmetic number, because the mean of its divisors is an integer number (92848896).

Almost surely, 2^1016850813 is an apocalyptic number.

It is an amenable number.

1016850813 is a deficient number, since it is larger than the sum of its proper divisors (468731523).

1016850813 is a wasteful number, since it uses less digits than its factorization.

1016850813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135984.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1016850813 is about 31888.0982970136. The cubic root of 1016850813 is about 1005.5856797576.

The spelling of 1016850813 in words is "one billion, sixteen million, eight hundred fifty thousand, eight hundred thirteen".