1024255531433 has 4 divisors (see below), whose sum is σ = 1024272185940. Its totient is φ = 1024238876928.

The previous prime is 1024255531417. The next prime is 1024255531451. The reversal of 1024255531433 is 3341355524201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 934166709529 + 90088821904 = 966523^2 + 300148^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024255531433 - 2⁴ = 1024255531417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1024255534433) 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, 8234660 + ... + 8358117.

It is an arithmetic number, because the mean of its divisors is an integer number (256068046485).

Almost surely, 2^{1024255531433} is an apocalyptic number.

It is an amenable number.

1024255531433 is a deficient number, since it is larger than the sum of its proper divisors (16654507).

1024255531433 is an equidigital number, since it uses as much as digits as its factorization.

1024255531433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16654506.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 1024255531433 in words is "one trillion, twenty-four billion, two hundred fifty-five million, five hundred thirty-one thousand, four hundred thirty-three".