134265047578429 has 2 divisors, whose sum is σ = 134265047578430. Its totient is φ = 134265047578428.

The previous prime is 134265047578421. The next prime is 134265047578439. The reversal of 134265047578429 is 924875740562431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90154170452025 + 44110877126404 = 9494955^2 + 6641602^2 .

It is a cyclic number.

It is not a de Polignac number, because 134265047578429 - 2³ = 134265047578421 is a prime.

It is a super-2 number, since 2×134265047578429² (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 (134265047578421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67132523789214 + 67132523789215.

It is an arithmetic number, because the mean of its divisors is an integer number (67132523789215).

It is a 1-persistent number, because it is pandigital, but 2⋅134265047578429 = 268530095156858 is not.

Almost surely, 2^{134265047578429} is an apocalyptic number.

It is an amenable number.

134265047578429 is a deficient number, since it is larger than the sum of its proper divisors (1).

134265047578429 is an equidigital number, since it uses as much as digits as its factorization.

134265047578429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 406425600, while the sum is 67.

The spelling of 134265047578429 in words is "one hundred thirty-four trillion, two hundred sixty-five billion, forty-seven million, five hundred seventy-eight thousand, four hundred twenty-nine".