134820556 has 24 divisors (see below), whose sum is σ = 254408000. Its totient is φ = 62145792.

The previous prime is 134820481. The next prime is 134820571. The reversal of 134820556 is 655028431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66445 + ... + 68443.

Almost surely, 2^134820556 is an apocalyptic number.

It is an amenable number.

134820556 is a deficient number, since it is larger than the sum of its proper divisors (119587444).

134820556 is a wasteful number, since it uses less digits than its factorization.

134820556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313 (or 3311 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 134820556 is about 11611.2254305909. The cubic root of 134820556 is about 512.7653906856.

Adding to 134820556 its reverse (655028431), we get a palindrome (789848987).

It can be divided in two parts, 1348 and 20556, that added together give a square (21904 = 148²).

The spelling of 134820556 in words is "one hundred thirty-four million, eight hundred twenty thousand, five hundred fifty-six".