2481171897 has 16 divisors (see below), whose sum is σ = 3465842688. Its totient is φ = 1575882000.

The previous prime is 2481171887. The next prime is 2481171907. The reversal of 2481171897 is 7981711842.

It is an interprime number because it is at equal distance from previous prime (2481171887) and next prime (2481171907).

It is a de Polignac number, because none of the positive numbers 2^k-2481171897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2481171817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54313 + ... + 88950.

It is an arithmetic number, because the mean of its divisors is an integer number (216615168).

Almost surely, 2^2481171897 is an apocalyptic number.

It is an amenable number.

2481171897 is a deficient number, since it is larger than the sum of its proper divisors (984670791).

2481171897 is a wasteful number, since it uses less digits than its factorization.

2481171897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143540.

The product of its digits is 225792, while the sum is 48.

The square root of 2481171897 is about 49811.3631313177. The cubic root of 2481171897 is about 1353.7930633276.

The spelling of 2481171897 in words is "two billion, four hundred eighty-one million, one hundred seventy-one thousand, eight hundred ninety-seven".