3461545112491 has 2 divisors, whose sum is σ = 3461545112492. Its totient is φ = 3461545112490.

The previous prime is 3461545112419. The next prime is 3461545112521. The reversal of 3461545112491 is 1942115451643.

Together with previous prime (3461545112419) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (1942115451643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3461545112491 - 2²⁵ = 3461511558059 is a prime.

It is not a weakly prime, because it can be changed into another prime (3461545112401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1730772556245 + 1730772556246.

It is an arithmetic number, because the mean of its divisors is an integer number (1730772556246).

Almost surely, 2^{3461545112491} is an apocalyptic number.

3461545112491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3461545112491 is an equidigital number, since it uses as much as digits as its factorization.

3461545112491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 46.

The spelling of 3461545112491 in words is "three trillion, four hundred sixty-one billion, five hundred forty-five million, one hundred twelve thousand, four hundred ninety-one".