2553513533 has 4 divisors (see below), whose sum is σ = 2555817180. Its totient is φ = 2551209888.

The previous prime is 2553513517. The next prime is 2553513541. The reversal of 2553513533 is 3353153552.

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 702621049 + 1850892484 = 26507^2 + 43022^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553513533 - 2⁴ = 2553513517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2553513493 and 2553513502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553513233) 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, 1150160 + ... + 1152377.

It is an arithmetic number, because the mean of its divisors is an integer number (638954295).

Almost surely, 2^2553513533 is an apocalyptic number.

It is an amenable number.

2553513533 is a deficient number, since it is larger than the sum of its proper divisors (2303647).

2553513533 is a wasteful number, since it uses less digits than its factorization.

2553513533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303646.

The product of its digits is 101250, while the sum is 35.

The square root of 2553513533 is about 50532.3018771162. The cubic root of 2553513533 is about 1366.8243944537.

The spelling of 2553513533 in words is "two billion, five hundred fifty-three million, five hundred thirteen thousand, five hundred thirty-three".