1256116 has 24 divisors (see below), whose sum is σ = 2303840. Its totient is φ = 598752.

The previous prime is 1256107. The next prime is 1256149. The reversal of 1256116 is 6116521.

1256116 is nontrivially palindromic in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11470 + ... + 11578.

2^1256116 is an apocalyptic number.

It is an amenable number.

1256116 is a deficient number, since it is larger than the sum of its proper divisors (1047724).

1256116 is a wasteful number, since it uses less digits than its factorization.

1256116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 221 counting only the distinct ones).

The product of its digits is 360, while the sum is 22.

The square root of 1256116 is about 1120.7658096141. The cubic root of 1256116 is about 107.8971357117.

It can be divided in two parts, 125 and 6116, that added together give a square (6241 = 79²).

The spelling of 1256116 in words is "one million, two hundred fifty-six thousand, one hundred sixteen".