1481906803 has 8 divisors (see below), whose sum is σ = 1596300048. Its totient is φ = 1367570784.

The previous prime is 1481906791. The next prime is 1481906809. The reversal of 1481906803 is 3086091841.

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

It is a cyclic number.

It is not a de Polignac number, because 1481906803 - 2⁵ = 1481906771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1481906809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50325 + ... + 74137.

It is an arithmetic number, because the mean of its divisors is an integer number (199537506).

Almost surely, 2^1481906803 is an apocalyptic number.

1481906803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1481906803 is a deficient number, since it is larger than the sum of its proper divisors (114393245).

1481906803 is a wasteful number, since it uses less digits than its factorization.

1481906803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28613.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 1481906803 is about 38495.5426380769. The cubic root of 1481906803 is about 1140.0930474478.

The spelling of 1481906803 in words is "one billion, four hundred eighty-one million, nine hundred six thousand, eight hundred three".