2012312061547 has 2 divisors, whose sum is σ = 2012312061548. Its totient is φ = 2012312061546.

The previous prime is 2012312061509. The next prime is 2012312061577. The reversal of 2012312061547 is 7451602132102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012312061547 - 2¹⁹ = 2012311537259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012312061577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006156030773 + 1006156030774.

It is an arithmetic number, because the mean of its divisors is an integer number (1006156030774).

Almost surely, 2^{2012312061547} is an apocalyptic number.

2012312061547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012312061547 is an equidigital number, since it uses as much as digits as its factorization.

2012312061547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

Adding to 2012312061547 its reverse (7451602132102), we get a palindrome (9463914193649).

The spelling of 2012312061547 in words is "two trillion, twelve billion, three hundred twelve million, sixty-one thousand, five hundred forty-seven".