135520276055039 has 2 divisors, whose sum is σ = 135520276055040. Its totient is φ = 135520276055038.

The previous prime is 135520276054991. The next prime is 135520276055077. The reversal of 135520276055039 is 930550672025531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135520276055039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135520276355039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67760138027519 + 67760138027520.

It is an arithmetic number, because the mean of its divisors is an integer number (67760138027520).

Almost surely, 2^{135520276055039} is an apocalyptic number.

135520276055039 is a deficient number, since it is larger than the sum of its proper divisors (1).

135520276055039 is an equidigital number, since it uses as much as digits as its factorization.

135520276055039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8505000, while the sum is 53.

The spelling of 135520276055039 in words is "one hundred thirty-five trillion, five hundred twenty billion, two hundred seventy-six million, fifty-five thousand, thirty-nine".