134042453 has 8 divisors (see below), whose sum is σ = 139032120. Its totient is φ = 129124800.

The previous prime is 134042443. The next prime is 134042477. The reversal of 134042453 is 354240431.

It can be written as a sum of positive squares in 4 ways, for example, as 111365809 + 22676644 = 10553^2 + 4762^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 134042453 - 2⁸ = 134042197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134042443) 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, 14198 + ... + 21671.

It is an arithmetic number, because the mean of its divisors is an integer number (17379015).

Almost surely, 2^134042453 is an apocalyptic number.

It is an amenable number.

134042453 is a deficient number, since it is larger than the sum of its proper divisors (4989667).

134042453 is a wasteful number, since it uses less digits than its factorization.

134042453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36007.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 134042453 is about 11577.6704478924. The cubic root of 134042453 is about 511.7770292249. Note that the first 3 decimals are identical.

Adding to 134042453 its reverse (354240431), we get a palindrome (488282884).

The spelling of 134042453 in words is "one hundred thirty-four million, forty-two thousand, four hundred fifty-three".