1361841832531 has 2 divisors, whose sum is σ = 1361841832532. Its totient is φ = 1361841832530.

The previous prime is 1361841832517. The next prime is 1361841832577. The reversal of 1361841832531 is 1352381481631.

It is an a-pointer prime, because the next prime (1361841832577) can be obtained adding 1361841832531 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1361841832531 - 2⁹ = 1361841832019 is a prime.

It is a super-2 number, since 2×1361841832531² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1361841832591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680920916265 + 680920916266.

It is an arithmetic number, because the mean of its divisors is an integer number (680920916266).

Almost surely, 2^{1361841832531} is an apocalyptic number.

1361841832531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361841832531 is an equidigital number, since it uses as much as digits as its factorization.

1361841832531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 46.

The spelling of 1361841832531 in words is "one trillion, three hundred sixty-one billion, eight hundred forty-one million, eight hundred thirty-two thousand, five hundred thirty-one".