135451350232069 has 2 divisors, whose sum is σ = 135451350232070. Its totient is φ = 135451350232068.

The previous prime is 135451350232061. The next prime is 135451350232087. The reversal of 135451350232069 is 960232053154531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124828554928900 + 10622795303169 = 11172670^2 + 3259263^2 .

It is a cyclic number.

It is not a de Polignac number, because 135451350232069 - 2³ = 135451350232061 is a prime.

It is a super-2 number, since 2×135451350232069² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135451350232061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67725675116034 + 67725675116035.

It is an arithmetic number, because the mean of its divisors is an integer number (67725675116035).

Almost surely, 2^{135451350232069} is an apocalyptic number.

It is an amenable number.

135451350232069 is a deficient number, since it is larger than the sum of its proper divisors (1).

135451350232069 is an equidigital number, since it uses as much as digits as its factorization.

135451350232069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916000, while the sum is 49.

The spelling of 135451350232069 in words is "one hundred thirty-five trillion, four hundred fifty-one billion, three hundred fifty million, two hundred thirty-two thousand, sixty-nine".