1523311224423 has 32 divisors (see below), whose sum is σ = 2186701816320. Its totient is φ = 940876316160.

The previous prime is 1523311224397. The next prime is 1523311224437. The reversal of 1523311224423 is 3244221133251.

It is a happy number.

It is not a de Polignac number, because 1523311224423 - 2⁶ = 1523311224359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1523311224443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1543686 + ... + 2330147.

It is an arithmetic number, because the mean of its divisors is an integer number (68334431760).

Almost surely, 2^{1523311224423} is an apocalyptic number.

1523311224423 is a deficient number, since it is larger than the sum of its proper divisors (663390591897).

1523311224423 is a wasteful number, since it uses less digits than its factorization.

1523311224423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874039.

The product of its digits is 34560, while the sum is 33.

Adding to 1523311224423 its reverse (3244221133251), we get a palindrome (4767532357674).

The spelling of 1523311224423 in words is "one trillion, five hundred twenty-three billion, three hundred eleven million, two hundred twenty-four thousand, four hundred twenty-three".