134523153 has 8 divisors (see below), whose sum is σ = 199293600. Its totient is φ = 89682084.

The previous prime is 134523149. The next prime is 134523197. The reversal of 134523153 is 351325431.

134523153 is a `hidden beast` number, since 1 + 345 + 2 + 315 + 3 = 666.

It is not a de Polignac number, because 134523153 - 2² = 134523149 is a prime.

It is a super-2 number, since 2×134523153² = 36192957386122818, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4982339 = 134523153 / (1 + 3 + 4 + 5 + 2 + 3 + 1 + 5 + 3).

It is not an unprimeable number, because it can be changed into a prime (134523133) 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, 2491143 + ... + 2491196.

It is an arithmetic number, because the mean of its divisors is an integer number (24911700).

Almost surely, 2^134523153 is an apocalyptic number.

It is an amenable number.

134523153 is a deficient number, since it is larger than the sum of its proper divisors (64770447).

134523153 is an equidigital number, since it uses as much as digits as its factorization.

134523153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4982348 (or 4982342 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 134523153 is about 11598.4116584988. The cubic root of 134523153 is about 512.3880737534.

Adding to 134523153 its reverse (351325431), we get a palindrome (485848584).

The spelling of 134523153 in words is "one hundred thirty-four million, five hundred twenty-three thousand, one hundred fifty-three".