3261288117 has 16 divisors (see below), whose sum is σ = 4584762560. Its totient is φ = 2056378752.

The previous prime is 3261288113. The next prime is 3261288161. The reversal of 3261288117 is 7118821623.

3261288117 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3261288117 - 2² = 3261288113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261288113) 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, 11728 + ... + 81609.

It is an arithmetic number, because the mean of its divisors is an integer number (286547660).

Almost surely, 2^3261288117 is an apocalyptic number.

It is an amenable number.

3261288117 is a deficient number, since it is larger than the sum of its proper divisors (1323474443).

3261288117 is a wasteful number, since it uses less digits than its factorization.

3261288117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93972.

The product of its digits is 32256, while the sum is 39.

The square root of 3261288117 is about 57107.6887730540. The cubic root of 3261288117 is about 1482.9609757555.

The spelling of 3261288117 in words is "three billion, two hundred sixty-one million, two hundred eighty-eight thousand, one hundred seventeen".