13043420100377 has 2 divisors, whose sum is σ = 13043420100378. Its totient is φ = 13043420100376.

The previous prime is 13043420100313. The next prime is 13043420100391. The reversal of 13043420100377 is 77300102434031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12864352329481 + 179067770896 = 3586691^2 + 423164^2 .

It is an emirp because it is prime and its reverse (77300102434031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13043420100377 - 2⁶ = 13043420100313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13043420100397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6521710050188 + 6521710050189.

It is an arithmetic number, because the mean of its divisors is an integer number (6521710050189).

Almost surely, 2^{13043420100377} is an apocalyptic number.

It is an amenable number.

13043420100377 is a deficient number, since it is larger than the sum of its proper divisors (1).

13043420100377 is an equidigital number, since it uses as much as digits as its factorization.

13043420100377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 13043420100377 in words is "thirteen trillion, forty-three billion, four hundred twenty million, one hundred thousand, three hundred seventy-seven".