13143412020077 has 2 divisors, whose sum is σ = 13143412020078. Its totient is φ = 13143412020076.

The previous prime is 13143412019963. The next prime is 13143412020091. The reversal of 13143412020077 is 77002021434131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9205465470601 + 3937946549476 = 3034051^2 + 1984426^2 .

It is a cyclic number.

It is not a de Polignac number, because 13143412020077 - 2³⁰ = 13142338278253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13143412020097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6571706010038 + 6571706010039.

It is an arithmetic number, because the mean of its divisors is an integer number (6571706010039).

Almost surely, 2^{13143412020077} is an apocalyptic number.

It is an amenable number.

13143412020077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13143412020077 is an equidigital number, since it uses as much as digits as its factorization.

13143412020077 is an evil number, because the sum of its binary digits is even.

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

The spelling of 13143412020077 in words is "thirteen trillion, one hundred forty-three billion, four hundred twelve million, twenty thousand, seventy-seven".