134400508 has 18 divisors (see below), whose sum is σ = 258527528. Its totient is φ = 61090920.

The previous prime is 134400491. The next prime is 134400551. The reversal of 134400508 is 805004431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138360 + ... + 139327.

Almost surely, 2^134400508 is an apocalyptic number.

It is an amenable number.

134400508 is a deficient number, since it is larger than the sum of its proper divisors (124127020).

134400508 is a wasteful number, since it uses less digits than its factorization.

134400508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277713 (or 277700 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 134400508 is about 11593.1233065124. The cubic root of 134400508 is about 512.2323113654.

Adding to 134400508 its reverse (805004431), we get a palindrome (939404939).

The spelling of 134400508 in words is "one hundred thirty-four million, four hundred thousand, five hundred eight".