1002818481 has 16 divisors (see below), whose sum is σ = 1528648704. Its totient is φ = 572835024.

The previous prime is 1002818449. The next prime is 1002818489. The reversal of 1002818481 is 1848182001.

It is not a de Polignac number, because 1002818481 - 2⁵ = 1002818449 is a prime.

It is a super-2 number, since 2×1002818481² = 2011289811670294722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002818489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67756 + ... + 81218.

It is an arithmetic number, because the mean of its divisors is an integer number (95540544).

Almost surely, 2^1002818481 is an apocalyptic number.

It is an amenable number.

1002818481 is a deficient number, since it is larger than the sum of its proper divisors (525830223).

1002818481 is a wasteful number, since it uses less digits than its factorization.

1002818481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17020.

The product of its (nonzero) digits is 4096, while the sum is 33.

The square root of 1002818481 is about 31667.3093426012. The cubic root of 1002818481 is about 1000.9386123978.

The spelling of 1002818481 in words is "one billion, two million, eight hundred eighteen thousand, four hundred eighty-one".