134421753 has 8 divisors (see below), whose sum is σ = 180640768. Its totient is φ = 88908624.

The previous prime is 134421733. The next prime is 134421761. The reversal of 134421753 is 357124431.

It is a happy number.

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

It is not a de Polignac number, because 134421753 - 2¹⁸ = 134159609 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 134421753.

It is not an unprimeable number, because it can be changed into a prime (134421733) 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, 176026 + ... + 176787.

It is an arithmetic number, because the mean of its divisors is an integer number (22580096).

Almost surely, 2^134421753 is an apocalyptic number.

It is an amenable number.

134421753 is a deficient number, since it is larger than the sum of its proper divisors (46219015).

134421753 is a wasteful number, since it uses less digits than its factorization.

134421753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352943.

The product of its digits is 10080, while the sum is 30.

The square root of 134421753 is about 11594.0395462496. The cubic root of 134421753 is about 512.2592998599.

The spelling of 134421753 in words is "one hundred thirty-four million, four hundred twenty-one thousand, seven hundred fifty-three".