1516818339 has 16 divisors (see below), whose sum is σ = 2250864640. Its totient is φ = 1009535400.

The previous prime is 1516818299. The next prime is 1516818341. The reversal of 1516818339 is 9338186151.

It is a happy number.

It is not a de Polignac number, because 1516818339 - 2⁷ = 1516818211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1516818294 and 1516818303.

It is not an unprimeable number, because it can be changed into a prime (1516818139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29887 + ... + 62664.

It is an arithmetic number, because the mean of its divisors is an integer number (140679040).

Almost surely, 2^1516818339 is an apocalyptic number.

1516818339 is a deficient number, since it is larger than the sum of its proper divisors (734046301).

1516818339 is an equidigital number, since it uses as much as digits as its factorization.

1516818339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93167 (or 93161 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 1516818339 is about 38946.3520628056. The cubic root of 1516818339 is about 1148.9766167211.

The spelling of 1516818339 in words is "one billion, five hundred sixteen million, eight hundred eighteen thousand, three hundred thirty-nine".