3231971263 has 4 divisors (see below), whose sum is σ = 3236876280. Its totient is φ = 3227066248.

The previous prime is 3231971261. The next prime is 3231971297. The reversal of 3231971263 is 3621791323.

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: 3621791323 = 151 ⋅23985373.

It is a cyclic number.

It is not a de Polignac number, because 3231971263 - 2¹ = 3231971261 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 (3231971261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451520 + ... + 2452837.

It is an arithmetic number, because the mean of its divisors is an integer number (809219070).

Almost surely, 2^3231971263 is an apocalyptic number.

3231971263 is a deficient number, since it is larger than the sum of its proper divisors (4905017).

3231971263 is an equidigital number, since it uses as much as digits as its factorization.

3231971263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4905016.

The product of its digits is 40824, while the sum is 37.

The square root of 3231971263 is about 56850.4288726127. The cubic root of 3231971263 is about 1478.5039763274.

The spelling of 3231971263 in words is "three billion, two hundred thirty-one million, nine hundred seventy-one thousand, two hundred sixty-three".