1016903709799 has 4 divisors (see below), whose sum is σ = 1018133340264. Its totient is φ = 1015674079336.

The previous prime is 1016903709793. The next prime is 1016903709839. The reversal of 1016903709799 is 9979073096101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1016903709799 - 2²¹ = 1016901612647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016903709793) 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, 614813992 + ... + 614815645.

It is an arithmetic number, because the mean of its divisors is an integer number (254533335066).

Almost surely, 2^{1016903709799} is an apocalyptic number.

1016903709799 is a deficient number, since it is larger than the sum of its proper divisors (1229630465).

1016903709799 is an equidigital number, since it uses as much as digits as its factorization.

1016903709799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229630464.

The product of its (nonzero) digits is 5786802, while the sum is 61.

The spelling of 1016903709799 in words is "one trillion, sixteen billion, nine hundred three million, seven hundred nine thousand, seven hundred ninety-nine".