144113523 has 4 divisors (see below), whose sum is σ = 192151368. Its totient is φ = 96075680.

The previous prime is 144113507. The next prime is 144113531. The reversal of 144113523 is 325311441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144113523 - 2⁴ = 144113507 is a prime.

It is a super-2 number, since 2×144113523² = 41537415022943058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144113493 and 144113502.

It is not an unprimeable number, because it can be changed into a prime (144113503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24018918 + ... + 24018923.

It is an arithmetic number, because the mean of its divisors is an integer number (48037842).

Almost surely, 2^144113523 is an apocalyptic number.

144113523 is a deficient number, since it is larger than the sum of its proper divisors (48037845).

144113523 is an equidigital number, since it uses as much as digits as its factorization.

144113523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48037844.

The product of its digits is 1440, while the sum is 24.

The square root of 144113523 is about 12004.7291931139. The cubic root of 144113523 is about 524.2859808220.

Adding to 144113523 its reverse (325311441), we get a palindrome (469424964).

The spelling of 144113523 in words is "one hundred forty-four million, one hundred thirteen thousand, five hundred twenty-three".