134747408134 has 4 divisors (see below), whose sum is σ = 202121112204. Its totient is φ = 67373704066.

The previous prime is 134747408123. The next prime is 134747408137. The reversal of 134747408134 is 431804747431.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134747408137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33686852032 + ... + 33686852035.

It is an arithmetic number, because the mean of its divisors is an integer number (50530278051).

Almost surely, 2^134747408134 is an apocalyptic number.

134747408134 is a deficient number, since it is larger than the sum of its proper divisors (67373704070).

134747408134 is an equidigital number, since it uses as much as digits as its factorization.

134747408134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67373704069.

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 134747408134 in words is "one hundred thirty-four billion, seven hundred forty-seven million, four hundred eight thousand, one hundred thirty-four".