134040128 has 14 divisors (see below), whose sum is σ = 265986006. Its totient is φ = 67020032.

The previous prime is 134040107. The next prime is 134040143. The reversal of 134040128 is 821040431.

It can be written as a sum of positive squares in only one way, i.e., 116467264 + 17572864 = 10792^2 + 4192^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1047125 + ... + 1047252.

Almost surely, 2^134040128 is an apocalyptic number.

It is an amenable number.

134040128 is a deficient number, since it is larger than the sum of its proper divisors (131945878).

134040128 is an equidigital number, since it uses as much as digits as its factorization.

134040128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094389 (or 2094379 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 134040128 is about 11577.5700386566. The cubic root of 134040128 is about 511.7740702407.

Adding to 134040128 its reverse (821040431), we get a palindrome (955080559).

The spelling of 134040128 in words is "one hundred thirty-four million, forty thousand, one hundred twenty-eight".