3980429347 has 2 divisors, whose sum is σ = 3980429348. Its totient is φ = 3980429346.

The previous prime is 3980429329. The next prime is 3980429413. The reversal of 3980429347 is 7439240893.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3980429347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3980429347.

It is not a weakly prime, because it can be changed into another prime (3980423347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1990214673 + 1990214674.

It is an arithmetic number, because the mean of its divisors is an integer number (1990214674).

Almost surely, 2^3980429347 is an apocalyptic number.

3980429347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3980429347 is an equidigital number, since it uses as much as digits as its factorization.

3980429347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 3980429347 is about 63090.6438943208. The cubic root of 3980429347 is about 1584.8079453630.

The spelling of 3980429347 in words is "three billion, nine hundred eighty million, four hundred twenty-nine thousand, three hundred forty-seven".