1255543233 has 8 divisors (see below), whose sum is σ = 1913208768. Its totient is φ = 717453264.

The previous prime is 1255543231. The next prime is 1255543277. The reversal of 1255543233 is 3323455521.

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

It is not a de Polignac number, because 1255543233 - 2¹ = 1255543231 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1255543194 and 1255543203.

It is not an unprimeable number, because it can be changed into a prime (1255543231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29893866 + ... + 29893907.

It is an arithmetic number, because the mean of its divisors is an integer number (239151096).

Almost surely, 2^1255543233 is an apocalyptic number.

It is an amenable number.

1255543233 is a deficient number, since it is larger than the sum of its proper divisors (657665535).

1255543233 is an equidigital number, since it uses as much as digits as its factorization.

1255543233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59787783.

The product of its digits is 54000, while the sum is 33.

The square root of 1255543233 is about 35433.6454940781. The cubic root of 1255543233 is about 1078.8073348073.

Adding to 1255543233 its reverse (3323455521), we get a palindrome (4578998754).

The spelling of 1255543233 in words is "one billion, two hundred fifty-five million, five hundred forty-three thousand, two hundred thirty-three".