4445521141131 has 20 divisors (see below), whose sum is σ = 7589531684592. Its totient is φ = 2540297794608.

The previous prime is 4445521141099. The next prime is 4445521141141. The reversal of 4445521141131 is 1311411255444.

4445521141131 is a `hidden beast` number, since 4 + 4 + 4 + 5 + 521 + 14 + 113 + 1 = 666.

It is not a de Polignac number, because 4445521141131 - 2⁵ = 4445521141099 is a prime.

It is a super-2 number, since 2×4445521141131² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4445521141141) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3920212080 + ... + 3920213213.

Almost surely, 2^{4445521141131} is an apocalyptic number.

4445521141131 is a deficient number, since it is larger than the sum of its proper divisors (3144010543461).

4445521141131 is an equidigital number, since it uses as much as digits as its factorization.

4445521141131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7840425312 (or 7840425303 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

Adding to 4445521141131 its reverse (1311411255444), we get a palindrome (5756932396575).

The spelling of 4445521141131 in words is "four trillion, four hundred forty-five billion, five hundred twenty-one million, one hundred forty-one thousand, one hundred thirty-one".