134623525 has 12 divisors (see below), whose sum is σ = 167309604. Its totient is φ = 107456000.

The previous prime is 134623519. The next prime is 134623529. The reversal of 134623525 is 525326431.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 7001316 + 127622209 = 2646^2 + 11297^2 .

It is not a de Polignac number, because 134623525 - 2⁷ = 134623397 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 (134623529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5685 + ... + 17365.

It is an arithmetic number, because the mean of its divisors is an integer number (13942467).

Almost surely, 2^134623525 is an apocalyptic number.

It is an amenable number.

134623525 is a deficient number, since it is larger than the sum of its proper divisors (32686079).

134623525 is a wasteful number, since it uses less digits than its factorization.

134623525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12152 (or 12147 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 134623525 is about 11602.7378234622. The cubic root of 134623525 is about 512.5154784141.

Adding to 134623525 its reverse (525326431), we get a palindrome (659949956).

The spelling of 134623525 in words is "one hundred thirty-four million, six hundred twenty-three thousand, five hundred twenty-five".