7323123340129 has 9 divisors (see below), whose sum is σ = 7464048684883. Its totient is φ = 7184810483032.

The previous prime is 7323123340087. The next prime is 7323123340139. The reversal of 7323123340129 is 9210433213237.

The square root of 7323123340129 is 2706127.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5279218499025 + 2043904841104 = 2297655^2 + 1429652^2 .

It is not a de Polignac number, because 7323123340129 - 2⁹ = 7323123339617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7323123340091 and 7323123340100.

It is not an unprimeable number, because it can be changed into a prime (7323123340139) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 143399202 + ... + 143450260.

Almost surely, 2^{7323123340129} is an apocalyptic number.

7323123340129 is the 2706127-th square number.

7323123340129 is the 1353064-th centered octagonal number.

It is an amenable number.

7323123340129 is a deficient number, since it is larger than the sum of its proper divisors (140925344754).

7323123340129 is an frugal number, since it uses more digits than its factorization.

7323123340129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102224 (or 51112 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 7323123340129 in words is "seven trillion, three hundred twenty-three billion, one hundred twenty-three million, three hundred forty thousand, one hundred twenty-nine".