2541266321 has 24 divisors (see below), whose sum is σ = 2951628960. Its totient is φ = 2181746160.

The previous prime is 2541266303. The next prime is 2541266339. The reversal of 2541266321 is 1236621452.

2541266321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2541266303) and next prime (2541266339).

It is not a de Polignac number, because 2541266321 - 2²⁶ = 2474157457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2541266341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8016455 + ... + 8016771.

It is an arithmetic number, because the mean of its divisors is an integer number (122984540).

Almost surely, 2^2541266321 is an apocalyptic number.

It is an amenable number.

2541266321 is a deficient number, since it is larger than the sum of its proper divisors (410362639).

2541266321 is an frugal number, since it uses more digits than its factorization.

2541266321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 347 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 2541266321 is about 50410.9742119709. The cubic root of 2541266321 is about 1364.6356948422.

Adding to 2541266321 its reverse (1236621452), we get a palindrome (3777887773).

It can be divided in two parts, 2541 and 266321, that added together give a palindrome (268862).

The spelling of 2541266321 in words is "two billion, five hundred forty-one million, two hundred sixty-six thousand, three hundred twenty-one".