4146481439 has 2 divisors, whose sum is σ = 4146481440. Its totient is φ = 4146481438.

The previous prime is 4146481429. The next prime is 4146481459. The reversal of 4146481439 is 9341846414.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4146481439 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4146481439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4146481429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2073240719 + 2073240720.

It is an arithmetic number, because the mean of its divisors is an integer number (2073240720).

Almost surely, 2^4146481439 is an apocalyptic number.

4146481439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4146481439 is an equidigital number, since it uses as much as digits as its factorization.

4146481439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The square root of 4146481439 is about 64393.1785129450. The cubic root of 4146481439 is about 1606.5462838634.

The spelling of 4146481439 in words is "four billion, one hundred forty-six million, four hundred eighty-one thousand, four hundred thirty-nine".