2012461543 has 2 divisors, whose sum is σ = 2012461544. Its totient is φ = 2012461542.

The previous prime is 2012461537. The next prime is 2012461571. The reversal of 2012461543 is 3451642102.

It is an a-pointer prime, because the next prime (2012461571) can be obtained adding 2012461543 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2012461543 - 2²⁵ = 1978907111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012461573) 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, 1006230771 + 1006230772.

It is an arithmetic number, because the mean of its divisors is an integer number (1006230772).

Almost surely, 2^2012461543 is an apocalyptic number.

2012461543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012461543 is an equidigital number, since it uses as much as digits as its factorization.

2012461543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2012461543 is about 44860.4674853038. The cubic root of 2012461543 is about 1262.5323938752.

The spelling of 2012461543 in words is "two billion, twelve million, four hundred sixty-one thousand, five hundred forty-three".