4520131444 has 6 divisors (see below), whose sum is σ = 7910230034. Its totient is φ = 2260065720.

The previous prime is 4520131439. The next prime is 4520131463. The reversal of 4520131444 is 4441310254.

It can be written as a sum of positive squares in only one way, i.e., 4470259600 + 49871844 = 66860^2 + 7062^2 .

It is a congruent number.

It is an unprimeable number.

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, 565016427 + ... + 565016434.

Almost surely, 2^4520131444 is an apocalyptic number.

It is an amenable number.

4520131444 is a deficient number, since it is larger than the sum of its proper divisors (3390098590).

4520131444 is a wasteful number, since it uses less digits than its factorization.

4520131444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130032865 (or 1130032863 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 4520131444 is about 67231.9228045725. The cubic root of 4520131444 is about 1653.4219090416.

Adding to 4520131444 its reverse (4441310254), we get a palindrome (8961441698).

The spelling of 4520131444 in words is "four billion, five hundred twenty million, one hundred thirty-one thousand, four hundred forty-four".