2481543172 has 6 divisors (see below), whose sum is σ = 4342700558. Its totient is φ = 1240771584.

The previous prime is 2481543161. The next prime is 2481543173. The reversal of 2481543172 is 2713451842.

It can be written as a sum of positive squares in only one way, i.e., 1725073156 + 756470016 = 41534^2 + 27504^2 .

It is not an unprimeable number, because it can be changed into a prime (2481543173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310192893 + ... + 310192900.

Almost surely, 2^2481543172 is an apocalyptic number.

It is an amenable number.

2481543172 is a deficient number, since it is larger than the sum of its proper divisors (1861157386).

2481543172 is a wasteful number, since it uses less digits than its factorization.

2481543172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620385797 (or 620385795 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 2481543172 is about 49815.0898021874. The cubic root of 2481543172 is about 1353.8605857823.

The spelling of 2481543172 in words is "two billion, four hundred eighty-one million, five hundred forty-three thousand, one hundred seventy-two".