134125145361 has 81 divisors (see below), whose sum is σ = 211969596891. Its totient is φ = 81707601024.

The previous prime is 134125145339. The next prime is 134125145387. The reversal of 134125145361 is 163541521431.

The square root of 134125145361 is 366231.

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

134125145361 is a `hidden beast` number, since 1 + 3 + 4 + 1 + 251 + 45 + 361 = 666.

It can be written as a sum of positive squares in only one way, i.e., 104422691025 + 29702454336 = 323145^2 + 172344^2 .

It is not a de Polignac number, because 134125145361 - 2²⁷ = 133990927633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134125145761) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 803144500 + ... + 803144666.

Almost surely, 2^134125145361 is an apocalyptic number.

134125145361 is the 366231-st square number.

134125145361 is the 183116-th centered octagonal number.

It is an amenable number.

134125145361 is a deficient number, since it is larger than the sum of its proper divisors (77844451530).

134125145361 is an equidigital number, since it uses as much as digits as its factorization.

134125145361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460 (or 230 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

Multiplying 134125145361 by its sum of digits (36), we get a square (4828505232996 = 2197386²).

Adding to 134125145361 its reverse (163541521431), we get a palindrome (297666666792).

The spelling of 134125145361 in words is "one hundred thirty-four billion, one hundred twenty-five million, one hundred forty-five thousand, three hundred sixty-one".