1350123329 has 4 divisors (see below), whose sum is σ = 1350206676. Its totient is φ = 1350039984.

The previous prime is 1350123319. The next prime is 1350123349. The reversal of 1350123329 is 9233210531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1176490000 + 173633329 = 34300^2 + 13177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1350123329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350123319) 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, 8654 + ... + 52679.

It is an arithmetic number, because the mean of its divisors is an integer number (337551669).

Almost surely, 2^1350123329 is an apocalyptic number.

It is an amenable number.

1350123329 is a deficient number, since it is larger than the sum of its proper divisors (83347).

1350123329 is an equidigital number, since it uses as much as digits as its factorization.

1350123329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83346.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 1350123329 is about 36744.0243985332. The cubic root of 1350123329 is about 1105.2431039688.

The spelling of 1350123329 in words is "one billion, three hundred fifty million, one hundred twenty-three thousand, three hundred twenty-nine".