134220506 has 12 divisors (see below), whose sum is σ = 234201258. Its totient is φ = 57523032.

The previous prime is 134220487. The next prime is 134220517. The reversal of 134220506 is 605022431.

It can be written as a sum of positive squares in only one way, i.e., 134212225 + 8281 = 11585^2 + 91^2 .

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, 684701 + ... + 684896.

Almost surely, 2^134220506 is an apocalyptic number.

134220506 is a deficient number, since it is larger than the sum of its proper divisors (99980752).

134220506 is a wasteful number, since it uses less digits than its factorization.

134220506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369613 (or 1369606 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 134220506 is about 11585.3573962999. The cubic root of 134220506 is about 512.0035323853.

Adding to 134220506 its reverse (605022431), we get a palindrome (739242937).

The spelling of 134220506 in words is "one hundred thirty-four million, two hundred twenty thousand, five hundred six".