2540314553 has 4 divisors (see below), whose sum is σ = 2903216640. Its totient is φ = 2177412468.

The previous prime is 2540314541. The next prime is 2540314571. The reversal of 2540314553 is 3554130452.

It is a happy number.

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 not a de Polignac number, because 2540314553 - 2²⁰ = 2539265977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2540314523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181451033 + ... + 181451046.

It is an arithmetic number, because the mean of its divisors is an integer number (725804160).

Almost surely, 2^2540314553 is an apocalyptic number.

It is an amenable number.

2540314553 is a deficient number, since it is larger than the sum of its proper divisors (362902087).

2540314553 is an equidigital number, since it uses as much as digits as its factorization.

2540314553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362902086.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2540314553 is about 50401.5332405672. The cubic root of 2540314553 is about 1364.4653101334.

The spelling of 2540314553 in words is "two billion, five hundred forty million, three hundred fourteen thousand, five hundred fifty-three".