4131569691241 has 2 divisors, whose sum is σ = 4131569691242. Its totient is φ = 4131569691240.

The previous prime is 4131569691211. The next prime is 4131569691269. The reversal of 4131569691241 is 1421969651314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3907722425616 + 223847265625 = 1976796^2 + 473125^2 .

It is a cyclic number.

It is not a de Polignac number, because 4131569691241 - 2¹³ = 4131569683049 is a prime.

It is a super-2 number, since 2×4131569691241² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4131569691211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065784845620 + 2065784845621.

It is an arithmetic number, because the mean of its divisors is an integer number (2065784845621).

Almost surely, 2^{4131569691241} is an apocalyptic number.

It is an amenable number.

4131569691241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131569691241 is an equidigital number, since it uses as much as digits as its factorization.

4131569691241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 52.

The spelling of 4131569691241 in words is "four trillion, one hundred thirty-one billion, five hundred sixty-nine million, six hundred ninety-one thousand, two hundred forty-one".