120011523 has 8 divisors (see below), whose sum is σ = 160397136. Its totient is φ = 79816800.

The previous prime is 120011503. The next prime is 120011531. The reversal of 120011523 is 325110021.

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

It is not a de Polignac number, because 120011523 - 2⁵ = 120011491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120011503) 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, 46248 + ... + 48773.

It is an arithmetic number, because the mean of its divisors is an integer number (20049642).

Almost surely, 2^120011523 is an apocalyptic number.

120011523 is a deficient number, since it is larger than the sum of its proper divisors (40385613).

120011523 is an equidigital number, since it uses as much as digits as its factorization.

120011523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95445.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 120011523 is about 10954.9770880637. The cubic root of 120011523 is about 493.2582022284.

Adding to 120011523 its reverse (325110021), we get a palindrome (445121544).

The spelling of 120011523 in words is "one hundred twenty million, eleven thousand, five hundred twenty-three".