134522453 has 8 divisors (see below), whose sum is σ = 145368888. Its totient is φ = 123747264.

The previous prime is 134522441. The next prime is 134522473. The reversal of 134522453 is 354225431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28494244 + 106028209 = 5338^2 + 10297^2 .

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 134522453 - 2¹² = 134518357 is a prime.

It is a super-2 number, since 2×134522453² = 36192580722274418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134522473) 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, 13850 + ... + 21467.

It is an arithmetic number, because the mean of its divisors is an integer number (18171111).

Almost surely, 2^134522453 is an apocalyptic number.

134522453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134522453 is a deficient number, since it is larger than the sum of its proper divisors (10846435).

134522453 is a wasteful number, since it uses less digits than its factorization.

134522453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35623.

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

The square root of 134522453 is about 11598.3814819138. The cubic root of 134522453 is about 512.3871850036.

Adding to 134522453 its reverse (354225431), we get a palindrome (488747884).

The spelling of 134522453 in words is "one hundred thirty-four million, five hundred twenty-two thousand, four hundred fifty-three".