12542637345151 has 2 divisors, whose sum is σ = 12542637345152. Its totient is φ = 12542637345150.

The previous prime is 12542637345137. The next prime is 12542637345223. The reversal of 12542637345151 is 15154373624521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12542637345151 - 2¹⁹ = 12542636820863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12542637345095 and 12542637345104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12542637345101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6271318672575 + 6271318672576.

It is an arithmetic number, because the mean of its divisors is an integer number (6271318672576).

Almost surely, 2^{12542637345151} is an apocalyptic number.

12542637345151 is a deficient number, since it is larger than the sum of its proper divisors (1).

12542637345151 is an equidigital number, since it uses as much as digits as its factorization.

12542637345151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 49.

The spelling of 12542637345151 in words is "twelve trillion, five hundred forty-two billion, six hundred thirty-seven million, three hundred forty-five thousand, one hundred fifty-one".