1481899475 has 24 divisors (see below), whose sum is σ = 2105698560. Its totient is φ = 1013433120.

The previous prime is 1481899427. The next prime is 1481899477. The reversal of 1481899475 is 5749981841.

It is not a de Polignac number, because 1481899475 - 2¹² = 1481895379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1481899475.

It is not an unprimeable number, because it can be changed into a prime (1481899477) 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 23 ways as a sum of consecutive naturals, for example, 55154 + ... + 77496.

It is an arithmetic number, because the mean of its divisors is an integer number (87737440).

Almost surely, 2^1481899475 is an apocalyptic number.

1481899475 is a deficient number, since it is larger than the sum of its proper divisors (623799085).

1481899475 is a wasteful number, since it uses less digits than its factorization.

1481899475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22739 (or 22734 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 56.

The square root of 1481899475 is about 38495.4474581086. The cubic root of 1481899475 is about 1140.0911681988.

The spelling of 1481899475 in words is "one billion, four hundred eighty-one million, eight hundred ninety-nine thousand, four hundred seventy-five".