3281708011 has 4 divisors (see below), whose sum is σ = 3424390992. Its totient is φ = 3139025032.

The previous prime is 3281708009. The next prime is 3281708021. The reversal of 3281708011 is 1108071823.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1108071823 = 607 ⋅1825489.

It is a cyclic number.

It is not a de Polignac number, because 3281708011 - 2¹ = 3281708009 is a prime.

It is a super-2 number, since 2×3281708011² = 21539214938923152242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3281708021) 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 3 ways as a sum of consecutive naturals, for example, 71341456 + ... + 71341501.

It is an arithmetic number, because the mean of its divisors is an integer number (856097748).

Almost surely, 2^3281708011 is an apocalyptic number.

3281708011 is a deficient number, since it is larger than the sum of its proper divisors (142682981).

3281708011 is a wasteful number, since it uses less digits than its factorization.

3281708011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142682980.

The product of its (nonzero) digits is 2688, while the sum is 31.

The square root of 3281708011 is about 57286.1938952135. The cubic root of 3281708011 is about 1486.0496248252.

Adding to 3281708011 its reverse (1108071823), we get a palindrome (4389779834).

The spelling of 3281708011 in words is "three billion, two hundred eighty-one million, seven hundred eight thousand, eleven".