4120453444 has 24 divisors (see below), whose sum is σ = 7243280408. Its totient is φ = 2050963200.

The previous prime is 4120453439. The next prime is 4120453451. The reversal of 4120453444 is 4443540214.

It can be written as a sum of positive squares in 4 ways, for example, as 29571844 + 4090881600 = 5438^2 + 63960^2 .

It is a super-2 number, since 2×4120453444² = 33956273168342922272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1246594 + ... + 1249894.

Almost surely, 2^4120453444 is an apocalyptic number.

It is an amenable number.

4120453444 is a deficient number, since it is larger than the sum of its proper divisors (3122826964).

4120453444 is a wasteful number, since it uses less digits than its factorization.

4120453444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615 (or 4613 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 4120453444 is about 64190.7582444701. The cubic root of 4120453444 is about 1603.1777267921.

Adding to 4120453444 its reverse (4443540214), we get a palindrome (8563993658).

The spelling of 4120453444 in words is "four billion, one hundred twenty million, four hundred fifty-three thousand, four hundred forty-four".