3141530440 has 32 divisors (see below), whose sum is σ = 7375769280. Its totient is φ = 1201976512.

The previous prime is 3141530389. The next prime is 3141530443. The reversal of 3141530440 is 440351413.

It is not an unprimeable number, because it can be changed into a prime (3141530443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1706434 + ... + 1708273.

It is an arithmetic number, because the mean of its divisors is an integer number (230492790).

Almost surely, 2^3141530440 is an apocalyptic number.

It is an amenable number.

3141530440 is an abundant number, since it is smaller than the sum of its proper divisors (4234238840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3141530440 is a wasteful number, since it uses less digits than its factorization.

3141530440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414741 (or 3414737 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3141530440 is about 56049.3571774021. The cubic root of 3141530440 is about 1464.5822196287.

Adding to 3141530440 its reverse (440351413), we get a palindrome (3581881853).

The spelling of 3141530440 in words is "three billion, one hundred forty-one million, five hundred thirty thousand, four hundred forty".