4105245442 has 8 divisors (see below), whose sum is σ = 6520095756. Its totient is φ = 1931880192.

The previous prime is 4105245439. The next prime is 4105245449. The reversal of 4105245442 is 2445425014.

It can be written as a sum of positive squares in 2 ways, for example, as 4085894241 + 19351201 = 63921^2 + 4399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4105245449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60371223 + ... + 60371290.

Almost surely, 2^4105245442 is an apocalyptic number.

4105245442 is a deficient number, since it is larger than the sum of its proper divisors (2414850314).

4105245442 is a wasteful number, since it uses less digits than its factorization.

4105245442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120742532.

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 4105245442 is about 64072.1893023799. The cubic root of 4105245442 is about 1601.2029289683.

The spelling of 4105245442 in words is "four billion, one hundred five million, two hundred forty-five thousand, four hundred forty-two".