134132470081 has 27 divisors (see below), whose sum is σ = 141665109339. Its totient is φ = 126994799232.

The previous prime is 134132470079. The next prime is 134132470093. The reversal of 134132470081 is 180074231431.

The square root of 134132470081 is 366241.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 5997108481 + 128135361600 = 77441^2 + 357960^2 .

It is not a de Polignac number, because 134132470081 - 2¹ = 134132470079 is a prime.

It is a super-2 number, since 2×134132470081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134132470181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 775332111 + ... + 775332283.

Almost surely, 2^134132470081 is an apocalyptic number.

134132470081 is the 366241-st square number.

134132470081 is the 183121-st centered octagonal number.

It is an amenable number.

134132470081 is a deficient number, since it is larger than the sum of its proper divisors (7532639258).

134132470081 is an frugal number, since it uses more digits than its factorization.

134132470081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 134132470081 in words is "one hundred thirty-four billion, one hundred thirty-two million, four hundred seventy thousand, eighty-one".