3141522521 has 2 divisors, whose sum is σ = 3141522522. Its totient is φ = 3141522520.

The previous prime is 3141522487. The next prime is 3141522563. The reversal of 3141522521 is 1252251413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2486418496 + 655104025 = 49864^2 + 25595^2 .

It is a cyclic number.

It is not a de Polignac number, because 3141522521 - 2¹⁰ = 3141521497 is a prime.

It is not a weakly prime, because it can be changed into another prime (3141522221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570761260 + 1570761261.

It is an arithmetic number, because the mean of its divisors is an integer number (1570761261).

Almost surely, 2^3141522521 is an apocalyptic number.

It is an amenable number.

3141522521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3141522521 is an equidigital number, since it uses as much as digits as its factorization.

3141522521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 26.

The square root of 3141522521 is about 56049.2865342638. The cubic root of 3141522521 is about 1464.5809890144.

Adding to 3141522521 its reverse (1252251413), we get a palindrome (4393773934).

The spelling of 3141522521 in words is "three billion, one hundred forty-one million, five hundred twenty-two thousand, five hundred twenty-one".