523363067347121 has 4 divisors (see below), whose sum is σ = 526286883366000. Its totient is φ = 520439251328244.

The previous prime is 523363067347079. The next prime is 523363067347129. The reversal of 523363067347121 is 121743760363325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523363067347121 is a prime.

It is a super-2 number, since 2×523363067347121² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523363067347129) 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, 1461908009171 + ... + 1461908009528.

It is an arithmetic number, because the mean of its divisors is an integer number (131571720841500).

Almost surely, 2^{523363067347121} is an apocalyptic number.

It is an amenable number.

523363067347121 is a deficient number, since it is larger than the sum of its proper divisors (2923816018879).

523363067347121 is a wasteful number, since it uses less digits than its factorization.

523363067347121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923816018878.

The product of its (nonzero) digits is 11430720, while the sum is 53.

The spelling of 523363067347121 in words is "five hundred twenty-three trillion, three hundred sixty-three billion, sixty-seven million, three hundred forty-seven thousand, one hundred twenty-one".