3213229939 has 2 divisors, whose sum is σ = 3213229940. Its totient is φ = 3213229938.

The previous prime is 3213229933. The next prime is 3213230039. The reversal of 3213229939 is 9399223123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3213229939 - 2²³ = 3204841331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3213229895 and 3213229904.

It is not a weakly prime, because it can be changed into another prime (3213229933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606614969 + 1606614970.

It is an arithmetic number, because the mean of its divisors is an integer number (1606614970).

Almost surely, 2^3213229939 is an apocalyptic number.

3213229939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213229939 is an equidigital number, since it uses as much as digits as its factorization.

3213229939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157464, while the sum is 43.

The square root of 3213229939 is about 56685.3591238514. The cubic root of 3213229939 is about 1475.6406201655.

The spelling of 3213229939 in words is "three billion, two hundred thirteen million, two hundred twenty-nine thousand, nine hundred thirty-nine".