3141320531 has 4 divisors (see below), whose sum is σ = 3148411992. Its totient is φ = 3134229072.

The previous prime is 3141320491. The next prime is 3141320557. The reversal of 3141320531 is 1350231413.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3141320531 - 2⁶ = 3141320467 is a prime.

It is a super-2 number, since 2×3141320531² = 19735789356964243922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3141320497 and 3141320506.

It is not an unprimeable number, because it can be changed into a prime (3141320591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3545066 + ... + 3545951.

It is an arithmetic number, because the mean of its divisors is an integer number (787102998).

Almost surely, 2^3141320531 is an apocalyptic number.

3141320531 is a deficient number, since it is larger than the sum of its proper divisors (7091461).

3141320531 is an equidigital number, since it uses as much as digits as its factorization.

3141320531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7091460.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 3141320531 is about 56047.4846090349. The cubic root of 3141320531 is about 1464.5495990273.

Adding to 3141320531 its reverse (1350231413), we get a palindrome (4491551944).

The spelling of 3141320531 in words is "three billion, one hundred forty-one million, three hundred twenty thousand, five hundred thirty-one".