1116211256 has 8 divisors (see below), whose sum is σ = 2092896120. Its totient is φ = 558105624.

The previous prime is 1116211231. The next prime is 1116211273. The reversal of 1116211256 is 6521126111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69763196 + ... + 69763211.

It is an arithmetic number, because the mean of its divisors is an integer number (261612015).

Almost surely, 2^1116211256 is an apocalyptic number.

It is an amenable number.

1116211256 is a deficient number, since it is larger than the sum of its proper divisors (976684864).

1116211256 is a wasteful number, since it uses less digits than its factorization.

1116211256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139526413 (or 139526409 counting only the distinct ones).

The product of its digits is 720, while the sum is 26.

The square root of 1116211256 is about 33409.7479188335. The cubic root of 1116211256 is about 1037.3264837027.

Adding to 1116211256 its reverse (6521126111), we get a palindrome (7637337367).

The spelling of 1116211256 in words is "one billion, one hundred sixteen million, two hundred eleven thousand, two hundred fifty-six".