2481231671 has 4 divisors (see below), whose sum is σ = 2481353112. Its totient is φ = 2481110232.

The previous prime is 2481231659. The next prime is 2481231713. The reversal of 2481231671 is 1761321842.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2481231671 - 2¹⁸ = 2480969527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481231601) 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, 21725 + ... + 73718.

It is an arithmetic number, because the mean of its divisors is an integer number (620338278).

Almost surely, 2^2481231671 is an apocalyptic number.

2481231671 is a deficient number, since it is larger than the sum of its proper divisors (121441).

2481231671 is an equidigital number, since it uses as much as digits as its factorization.

2481231671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121440.

The product of its digits is 16128, while the sum is 35.

The square root of 2481231671 is about 49811.9631313603. The cubic root of 2481231671 is about 1353.8039346659.

The spelling of 2481231671 in words is "two billion, four hundred eighty-one million, two hundred thirty-one thousand, six hundred seventy-one".