4451231132 has 12 divisors (see below), whose sum is σ = 7790141520. Its totient is φ = 2225476416.

The previous prime is 4451231107. The next prime is 4451231149. The reversal of 4451231132 is 2311321544.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 77348 + ... + 122004.

It is an arithmetic number, because the mean of its divisors is an integer number (649178460).

Almost surely, 2^4451231132 is an apocalyptic number.

It is an amenable number.

4451231132 is a deficient number, since it is larger than the sum of its proper divisors (3338910388).

4451231132 is a wasteful number, since it uses less digits than its factorization.

4451231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69580 (or 69578 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 4451231132 is about 66717.5474069603. The cubic root of 4451231132 is about 1644.9778278193.

Adding to 4451231132 its reverse (2311321544), we get a palindrome (6762552676).

The spelling of 4451231132 in words is "four billion, four hundred fifty-one million, two hundred thirty-one thousand, one hundred thirty-two".