1255351455 has 24 divisors (see below), whose sum is σ = 2179356192. Its totient is φ = 668470464.

The previous prime is 1255351441. The next prime is 1255351459. The reversal of 1255351455 is 5541535521.

1255351455 is a `hidden beast` number, since 1 + 2 + 553 + 51 + 4 + 55 = 666.

1255351455 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1255351455 - 2⁷ = 1255351327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255351459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7557 + ... + 50673.

It is an arithmetic number, because the mean of its divisors is an integer number (90806508).

Almost surely, 2^1255351455 is an apocalyptic number.

1255351455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1255351455 is a deficient number, since it is larger than the sum of its proper divisors (924004737).

1255351455 is a wasteful number, since it uses less digits than its factorization.

1255351455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43775 (or 43772 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The square root of 1255351455 is about 35430.9392339520. The cubic root of 1255351455 is about 1078.7524045210.

Adding to 1255351455 its reverse (5541535521), we get a palindrome (6796886976).

The spelling of 1255351455 in words is "one billion, two hundred fifty-five million, three hundred fifty-one thousand, four hundred fifty-five".