1481881982 has 8 divisors (see below), whose sum is σ = 2540369136. Its totient is φ = 635092272.

The previous prime is 1481881963. The next prime is 1481881997. The reversal of 1481881982 is 2891881841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1481881982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52924343 + ... + 52924370.

It is an arithmetic number, because the mean of its divisors is an integer number (317546142).

Almost surely, 2^1481881982 is an apocalyptic number.

1481881982 is a deficient number, since it is larger than the sum of its proper divisors (1058487154).

1481881982 is a wasteful number, since it uses less digits than its factorization.

1481881982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105848722.

The product of its digits is 294912, while the sum is 50.

The square root of 1481881982 is about 38495.2202487530. The cubic root of 1481881982 is about 1140.0866821335.

The spelling of 1481881982 in words is "one billion, four hundred eighty-one million, eight hundred eighty-one thousand, nine hundred eighty-two".