134405453 has 8 divisors (see below), whose sum is σ = 165422208. Its totient is φ = 106342704.

The previous prime is 134405443. The next prime is 134405471. The reversal of 134405453 is 354504431.

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

It is not a de Polignac number, because 134405453 - 2⁴ = 134405437 is a prime.

It is a super-2 number, since 2×134405453² = 36129651592270418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134405413) 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, 738401 + ... + 738582.

It is an arithmetic number, because the mean of its divisors is an integer number (20677776).

Almost surely, 2^134405453 is an apocalyptic number.

134405453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134405453 is a deficient number, since it is larger than the sum of its proper divisors (31016755).

134405453 is a wasteful number, since it uses less digits than its factorization.

134405453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477003.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 134405453 is about 11593.3365775345. The cubic root of 134405453 is about 512.2385934789.

Adding to 134405453 its reverse (354504431), we get a palindrome (488909884).

The spelling of 134405453 in words is "one hundred thirty-four million, four hundred five thousand, four hundred fifty-three".