120134523 has 16 divisors (see below), whose sum is σ = 165035520. Its totient is φ = 77675616.

The previous prime is 120134513. The next prime is 120134527. The reversal of 120134523 is 325431021.

It is not a de Polignac number, because 120134523 - 2⁹ = 120134011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120134523.

It is not an unprimeable number, because it can be changed into a prime (120134527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36958 + ... + 40076.

It is an arithmetic number, because the mean of its divisors is an integer number (10314720).

Almost surely, 2^120134523 is an apocalyptic number.

120134523 is a deficient number, since it is larger than the sum of its proper divisors (44900997).

120134523 is a wasteful number, since it uses less digits than its factorization.

120134523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 120134523 is about 10960.5895370641. The cubic root of 120134523 is about 493.4266583954.

Adding to 120134523 its reverse (325431021), we get a palindrome (445565544).

The spelling of 120134523 in words is "one hundred twenty million, one hundred thirty-four thousand, five hundred twenty-three".