2553523431 has 4 divisors (see below), whose sum is σ = 3404697912. Its totient is φ = 1702348952.

The previous prime is 2553523417. The next prime is 2553523447. The reversal of 2553523431 is 1343253552.

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

It is a cyclic number.

It is not a de Polignac number, because 2553523431 - 2²² = 2549329127 is a prime.

It is a super-2 number, since 2×2553523431² = 13040963825332023522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2553523392 and 2553523401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553523331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425587236 + ... + 425587241.

It is an arithmetic number, because the mean of its divisors is an integer number (851174478).

Almost surely, 2^2553523431 is an apocalyptic number.

2553523431 is a deficient number, since it is larger than the sum of its proper divisors (851174481).

2553523431 is an equidigital number, since it uses as much as digits as its factorization.

2553523431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851174480.

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

The square root of 2553523431 is about 50532.3998143765. The cubic root of 2553523431 is about 1366.8261604923.

Adding to 2553523431 its reverse (1343253552), we get a palindrome (3896776983).

The spelling of 2553523431 in words is "two billion, five hundred fifty-three million, five hundred twenty-three thousand, four hundred thirty-one".