69346534129 has 2 divisors, whose sum is σ = 69346534130. Its totient is φ = 69346534128.

The previous prime is 69346534073. The next prime is 69346534133. The reversal of 69346534129 is 92143564396.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68461769104 + 884765025 = 261652^2 + 29745^2 .

It is a cyclic number.

It is not a de Polignac number, because 69346534129 - 2²¹ = 69344436977 is a prime.

It is not a weakly prime, because it can be changed into another prime (69346534199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34673267064 + 34673267065.

It is an arithmetic number, because the mean of its divisors is an integer number (34673267065).

Almost surely, 2^69346534129 is an apocalyptic number.

It is an amenable number.

69346534129 is a deficient number, since it is larger than the sum of its proper divisors (1).

69346534129 is an equidigital number, since it uses as much as digits as its factorization.

69346534129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4199040, while the sum is 52.

The spelling of 69346534129 in words is "sixty-nine billion, three hundred forty-six million, five hundred thirty-four thousand, one hundred twenty-nine".