134752515409 has 2 divisors, whose sum is σ = 134752515410. Its totient is φ = 134752515408.

The previous prime is 134752515371. The next prime is 134752515419. The reversal of 134752515409 is 904515257431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122410416384 + 12342099025 = 349872^2 + 111095^2 .

It is a cyclic number.

It is not a de Polignac number, because 134752515409 - 2³¹ = 132605031761 is a prime.

It is not a weakly prime, because it can be changed into another prime (134752515419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67376257704 + 67376257705.

It is an arithmetic number, because the mean of its divisors is an integer number (67376257705).

Almost surely, 2^134752515409 is an apocalyptic number.

It is an amenable number.

134752515409 is a deficient number, since it is larger than the sum of its proper divisors (1).

134752515409 is an equidigital number, since it uses as much as digits as its factorization.

134752515409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 134752515409 in words is "one hundred thirty-four billion, seven hundred fifty-two million, five hundred fifteen thousand, four hundred nine".