3231232013 has 2 divisors, whose sum is σ = 3231232014. Its totient is φ = 3231232012.

The previous prime is 3231232003. The next prime is 3231232019. The reversal of 3231232013 is 3102321323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3172280329 + 58951684 = 56323^2 + 7678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3231232013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3231232019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615616006 + 1615616007.

It is an arithmetic number, because the mean of its divisors is an integer number (1615616007).

Almost surely, 2^3231232013 is an apocalyptic number.

It is an amenable number.

3231232013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231232013 is an equidigital number, since it uses as much as digits as its factorization.

3231232013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3231232013 is about 56843.9267908191. The cubic root of 3231232013 is about 1478.3912414752.

Adding to 3231232013 its reverse (3102321323), we get a palindrome (6333553336).

The spelling of 3231232013 in words is "three billion, two hundred thirty-one million, two hundred thirty-two thousand, thirteen".