134642433 has 8 divisors (see below), whose sum is σ = 182466496. Its totient is φ = 88290000.

The previous prime is 134642423. The next prime is 134642467. The reversal of 134642433 is 334246431.

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

It is not a de Polignac number, because 134642433 - 2⁸ = 134642177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134642433.

It is not an unprimeable number, because it can be changed into a prime (134642423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367693 + ... + 368058.

It is an arithmetic number, because the mean of its divisors is an integer number (22808312).

Almost surely, 2^134642433 is an apocalyptic number.

It is an amenable number.

134642433 is a deficient number, since it is larger than the sum of its proper divisors (47824063).

134642433 is an equidigital number, since it uses as much as digits as its factorization.

134642433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735815.

The product of its digits is 20736, while the sum is 30.

The square root of 134642433 is about 11603.5526025438. The cubic root of 134642433 is about 512.5394717170.

Adding to 134642433 its reverse (334246431), we get a palindrome (468888864).

The spelling of 134642433 in words is "one hundred thirty-four million, six hundred forty-two thousand, four hundred thirty-three".