134396788 has 12 divisors (see below), whose sum is σ = 243304740. Its totient is φ = 64881152.

The previous prime is 134396767. The next prime is 134396789. The reversal of 134396788 is 887693431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 106750224 + 27646564 = 10332^2 + 5258^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134396789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579181 + ... + 579412.

It is an arithmetic number, because the mean of its divisors is an integer number (20275395).

Almost surely, 2^134396788 is an apocalyptic number.

It is an amenable number.

134396788 is a deficient number, since it is larger than the sum of its proper divisors (108907952).

134396788 is a wasteful number, since it uses less digits than its factorization.

134396788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158626 (or 1158624 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 134396788 is about 11592.9628654628. The cubic root of 134396788 is about 512.2275853868.

The spelling of 134396788 in words is "one hundred thirty-four million, three hundred ninety-six thousand, seven hundred eighty-eight".