1255393158 has 8 divisors (see below), whose sum is σ = 2510786328. Its totient is φ = 418464384.

The previous prime is 1255393147. The next prime is 1255393159. The reversal of 1255393158 is 8513935521.

1255393158 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1255393158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255393159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104616091 + ... + 104616102.

It is an arithmetic number, because the mean of its divisors is an integer number (313848291).

Almost surely, 2^1255393158 is an apocalyptic number.

1255393158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1255393158 is a wasteful number, since it uses less digits than its factorization.

1255393158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209232198.

The product of its digits is 162000, while the sum is 42.

The square root of 1255393158 is about 35431.5277401356. The cubic root of 1255393158 is about 1078.7643498380.

The spelling of 1255393158 in words is "one billion, two hundred fifty-five million, three hundred ninety-three thousand, one hundred fifty-eight".