4381929457 has 2 divisors, whose sum is σ = 4381929458. Its totient is φ = 4381929456.

The previous prime is 4381929451. The next prime is 4381929467. The reversal of 4381929457 is 7549291834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4040382096 + 341547361 = 63564^2 + 18481^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4381929457 is a prime.

It is a super-2 number, since 2×4381929457² = 38402611532248629698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4381929451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190964728 + 2190964729.

It is an arithmetic number, because the mean of its divisors is an integer number (2190964729).

Almost surely, 2^4381929457 is an apocalyptic number.

It is an amenable number.

4381929457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4381929457 is an equidigital number, since it uses as much as digits as its factorization.

4381929457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 52.

The square root of 4381929457 is about 66196.1438227334. The cubic root of 4381929457 is about 1636.3961934475.

The spelling of 4381929457 in words is "four billion, three hundred eighty-one million, nine hundred twenty-nine thousand, four hundred fifty-seven".