2542303553 has 4 divisors (see below), whose sum is σ = 2542652208. Its totient is φ = 2541954900.

The previous prime is 2542303549. The next prime is 2542303567. The reversal of 2542303553 is 3553032452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2542303553 - 2² = 2542303549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2542303513) 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, 163151 + ... + 178052.

It is an arithmetic number, because the mean of its divisors is an integer number (635663052).

Almost surely, 2^2542303553 is an apocalyptic number.

It is an amenable number.

2542303553 is a deficient number, since it is larger than the sum of its proper divisors (348655).

2542303553 is an equidigital number, since it uses as much as digits as its factorization.

2542303553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348654.

The product of its (nonzero) digits is 54000, while the sum is 32.

The square root of 2542303553 is about 50421.2609223530. The cubic root of 2542303553 is about 1364.8213308077.

The spelling of 2542303553 in words is "two billion, five hundred forty-two million, three hundred three thousand, five hundred fifty-three".