1611015116 has 12 divisors (see below), whose sum is σ = 2834853840. Its totient is φ = 801056880.

The previous prime is 1611015097. The next prime is 1611015121. The reversal of 1611015116 is 6115101161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1611015091 and 1611015100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111856 + ... + 1113303.

It is an arithmetic number, because the mean of its divisors is an integer number (236237820).

Almost surely, 2^1611015116 is an apocalyptic number.

It is an amenable number.

1611015116 is a deficient number, since it is larger than the sum of its proper divisors (1223838724).

1611015116 is a wasteful number, since it uses less digits than its factorization.

1611015116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225344 (or 2225342 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 23.

The square root of 1611015116 is about 40137.4527841516. The cubic root of 1611015116 is about 1172.2849922551.

Adding to 1611015116 its reverse (6115101161), we get a palindrome (7726116277).

The spelling of 1611015116 in words is "one billion, six hundred eleven million, fifteen thousand, one hundred sixteen".