2553523451 has 4 divisors (see below), whose sum is σ = 2558192232. Its totient is φ = 2548854672.

The previous prime is 2553523447. The next prime is 2553523463. The reversal of 2553523451 is 1543253552.

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 2553523451 - 2² = 2553523447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2553723451) 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, 2333570 + ... + 2334663.

It is an arithmetic number, because the mean of its divisors is an integer number (639548058).

Almost surely, 2^2553523451 is an apocalyptic number.

2553523451 is a deficient number, since it is larger than the sum of its proper divisors (4668781).

2553523451 is an equidigital number, since it uses as much as digits as its factorization.

2553523451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4668780.

The product of its digits is 90000, while the sum is 35.

The square root of 2553523451 is about 50532.4000122694. The cubic root of 2553523451 is about 1366.8261640607.

The spelling of 2553523451 in words is "two billion, five hundred fifty-three million, five hundred twenty-three thousand, four hundred fifty-one".