134442506 has 8 divisors (see below), whose sum is σ = 219996864. Its totient is φ = 61110220.

The previous prime is 134442457. The next prime is 134442509. The reversal of 134442506 is 605244431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (134442509) 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, 3055490 + ... + 3055533.

It is an arithmetic number, because the mean of its divisors is an integer number (27499608).

Almost surely, 2^134442506 is an apocalyptic number.

134442506 is a deficient number, since it is larger than the sum of its proper divisors (85554358).

134442506 is a wasteful number, since it uses less digits than its factorization.

134442506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111036.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 134442506 is about 11594.9344974433. The cubic root of 134442506 is about 512.2856605988.

Adding to 134442506 its reverse (605244431), we get a palindrome (739686937).

The spelling of 134442506 in words is "one hundred thirty-four million, four hundred forty-two thousand, five hundred six".