3996831479 has 2 divisors, whose sum is σ = 3996831480. Its totient is φ = 3996831478.

The previous prime is 3996831409. The next prime is 3996831481. The reversal of 3996831479 is 9741386993.

3996831479 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3996831479 is a prime.

It is a Sophie Germain prime.

Together with 3996831481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3996831409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998415739 + 1998415740.

It is an arithmetic number, because the mean of its divisors is an integer number (1998415740).

Almost surely, 2^3996831479 is an apocalyptic number.

3996831479 is a deficient number, since it is larger than the sum of its proper divisors (1).

3996831479 is an equidigital number, since it uses as much as digits as its factorization.

3996831479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8817984, while the sum is 59.

The square root of 3996831479 is about 63220.4988828782. The cubic root of 3996831479 is about 1586.9817984502.

The spelling of 3996831479 in words is "three billion, nine hundred ninety-six million, eight hundred thirty-one thousand, four hundred seventy-nine".