135461129 has 2 divisors, whose sum is σ = 135461130. Its totient is φ = 135461128.

The previous prime is 135461119. The next prime is 135461147. The reversal of 135461129 is 921164531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120406729 + 15054400 = 10973^2 + 3880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135461129 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 135461095 and 135461104.

It is not a weakly prime, because it can be changed into another prime (135461119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67730564 + 67730565.

It is an arithmetic number, because the mean of its divisors is an integer number (67730565).

Almost surely, 2^135461129 is an apocalyptic number.

It is an amenable number.

135461129 is a deficient number, since it is larger than the sum of its proper divisors (1).

135461129 is an equidigital number, since it uses as much as digits as its factorization.

135461129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 32.

The square root of 135461129 is about 11638.7769546461. The cubic root of 135461129 is about 513.5762087420.

The spelling of 135461129 in words is "one hundred thirty-five million, four hundred sixty-one thousand, one hundred twenty-nine".