3145531522 has 16 divisors (see below), whose sum is σ = 5709536640. Its totient is φ = 1268785728.

The previous prime is 3145531511. The next prime is 3145531547. The reversal of 3145531522 is 2251355413.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6608022 + ... + 6608497.

It is an arithmetic number, because the mean of its divisors is an integer number (356846040).

Almost surely, 2^3145531522 is an apocalyptic number.

3145531522 is a deficient number, since it is larger than the sum of its proper divisors (2564005118).

3145531522 is a wasteful number, since it uses less digits than its factorization.

3145531522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13216545.

The product of its digits is 18000, while the sum is 31.

The square root of 3145531522 is about 56085.0383079124. The cubic root of 3145531522 is about 1465.2037243040.

Adding to 3145531522 its reverse (2251355413), we get a palindrome (5396886935).

The spelling of 3145531522 in words is "three billion, one hundred forty-five million, five hundred thirty-one thousand, five hundred twenty-two".