13142420031077 has 2 divisors, whose sum is σ = 13142420031078. Its totient is φ = 13142420031076.

The previous prime is 13142420031073. The next prime is 13142420031121. The reversal of 13142420031077 is 77013002424131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6734808712801 + 6407611318276 = 2595151^2 + 2531326^2 .

It is a cyclic number.

It is not a de Polignac number, because 13142420031077 - 2² = 13142420031073 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13142420031071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6571210015538 + 6571210015539.

It is an arithmetic number, because the mean of its divisors is an integer number (6571210015539).

Almost surely, 2^{13142420031077} is an apocalyptic number.

It is an amenable number.

13142420031077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13142420031077 is an equidigital number, since it uses as much as digits as its factorization.

13142420031077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 13142420031077 in words is "thirteen trillion, one hundred forty-two billion, four hundred twenty million, thirty-one thousand, seventy-seven".