4401243531 has 6 divisors (see below), whose sum is σ = 6357351780. Its totient is φ = 2934162348.

The previous prime is 4401243527. The next prime is 4401243557. The reversal of 4401243531 is 1353421044.

It is a happy number.

4401243531 is a `hidden beast` number, since 4 + 4 + 0 + 124 + 3 + 531 = 666.

It is not a de Polignac number, because 4401243531 - 2² = 4401243527 is a prime.

It is a super-2 number, since 2×4401243531² = 38741889238338695922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4401243495 and 4401243504.

It is not an unprimeable number, because it can be changed into a prime (4401243731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244513521 + ... + 244513538.

It is an arithmetic number, because the mean of its divisors is an integer number (1059558630).

Almost surely, 2^4401243531 is an apocalyptic number.

4401243531 is a deficient number, since it is larger than the sum of its proper divisors (1956108249).

4401243531 is a wasteful number, since it uses less digits than its factorization.

4401243531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489027065 (or 489027062 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4401243531 is about 66341.8686125135. The cubic root of 4401243531 is about 1638.7968980848.

Adding to 4401243531 its reverse (1353421044), we get a palindrome (5754664575).

The spelling of 4401243531 in words is "four billion, four hundred one million, two hundred forty-three thousand, five hundred thirty-one".