1255484259 has 32 divisors (see below), whose sum is σ = 1913759040. Its totient is φ = 812871936.

The previous prime is 1255484239. The next prime is 1255484273. The reversal of 1255484259 is 9524845521.

1255484259 is a `hidden beast` number, since 1 + 2 + 554 + 8 + 42 + 59 = 666.

It is not a de Polignac number, because 1255484259 - 2¹³ = 1255476067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1255484239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 875407 + ... + 876839.

It is an arithmetic number, because the mean of its divisors is an integer number (59804970).

Almost surely, 2^1255484259 is an apocalyptic number.

1255484259 is a deficient number, since it is larger than the sum of its proper divisors (658274781).

1255484259 is a wasteful number, since it uses less digits than its factorization.

1255484259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2350 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 1255484259 is about 35432.8133091348. The cubic root of 1255484259 is about 1078.7904436911.

The spelling of 1255484259 in words is "one billion, two hundred fifty-five million, four hundred eighty-four thousand, two hundred fifty-nine".