1255559116 has 24 divisors (see below), whose sum is σ = 2513822976. Its totient is φ = 537517200.

The previous prime is 1255559093. The next prime is 1255559141. The reversal of 1255559116 is 6119555521.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2841 + ... + 50191.

It is an arithmetic number, because the mean of its divisors is an integer number (104742624).

Almost surely, 2^1255559116 is an apocalyptic number.

It is an amenable number.

1255559116 is an abundant number, since it is smaller than the sum of its proper divisors (1258263860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255559116 is a wasteful number, since it uses less digits than its factorization.

1255559116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48309 (or 48307 counting only the distinct ones).

The product of its digits is 67500, while the sum is 40.

The square root of 1255559116 is about 35433.8696165124. The cubic root of 1255559116 is about 1078.8118838673.

The spelling of 1255559116 in words is "one billion, two hundred fifty-five million, five hundred fifty-nine thousand, one hundred sixteen".