2541439093 has 4 divisors (see below), whose sum is σ = 2589390828. Its totient is φ = 2493487360.

The previous prime is 2541439081. The next prime is 2541439111. The reversal of 2541439093 is 3909341452.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2000504529 + 540934564 = 44727^2 + 23258^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541439093 - 2¹³ = 2541430901 is a prime.

It is a super-3 number, since 3×2541439093³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541439003) 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, 23975788 + ... + 23975893.

It is an arithmetic number, because the mean of its divisors is an integer number (647347707).

Almost surely, 2^2541439093 is an apocalyptic number.

It is an amenable number.

2541439093 is a deficient number, since it is larger than the sum of its proper divisors (47951735).

2541439093 is an equidigital number, since it uses as much as digits as its factorization.

2541439093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47951734.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 2541439093 is about 50412.6878176516. The cubic root of 2541439093 is about 1364.6666197783. Note that the first 4 decimals are identical.

The spelling of 2541439093 in words is "two billion, five hundred forty-one million, four hundred thirty-nine thousand, ninety-three".