2493871541 has 4 divisors (see below), whose sum is σ = 2850138912. Its totient is φ = 2137604172.

The previous prime is 2493871537. The next prime is 2493871553. The reversal of 2493871541 is 1451783942.

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 2493871541 - 2² = 2493871537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2493871492 and 2493871501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493871511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178133675 + ... + 178133688.

It is an arithmetic number, because the mean of its divisors is an integer number (712534728).

Almost surely, 2^2493871541 is an apocalyptic number.

It is an amenable number.

2493871541 is a deficient number, since it is larger than the sum of its proper divisors (356267371).

2493871541 is an equidigital number, since it uses as much as digits as its factorization.

2493871541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356267370.

The product of its digits is 241920, while the sum is 44.

The square root of 2493871541 is about 49938.6778058851. The cubic root of 2493871541 is about 1356.0988877176.

The spelling of 2493871541 in words is "two billion, four hundred ninety-three million, eight hundred seventy-one thousand, five hundred forty-one".