2553042433 has 4 divisors (see below), whose sum is σ = 2558580948. Its totient is φ = 2547503920.

The previous prime is 2553042413. The next prime is 2553042461. The reversal of 2553042433 is 3342403552.

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 1964882929 + 588159504 = 44327^2 + 24252^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2553042433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2553042395 and 2553042404.

It is not an unprimeable number, because it can be changed into a prime (2553042403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2768566 + ... + 2769487.

It is an arithmetic number, because the mean of its divisors is an integer number (639645237).

Almost surely, 2^2553042433 is an apocalyptic number.

It is an amenable number.

2553042433 is a deficient number, since it is larger than the sum of its proper divisors (5538515).

2553042433 is an equidigital number, since it uses as much as digits as its factorization.

2553042433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5538514.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 2553042433 is about 50527.6402872725. The cubic root of 2553042433 is about 1366.7403337315.

Adding to 2553042433 its reverse (3342403552), we get a palindrome (5895445985).

The spelling of 2553042433 in words is "two billion, five hundred fifty-three million, forty-two thousand, four hundred thirty-three".