150354323321 has 2 divisors, whose sum is σ = 150354323322. Its totient is φ = 150354323320.

The previous prime is 150354323309. The next prime is 150354323323. The reversal of 150354323321 is 123323453051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150184151296 + 170172025 = 387536^2 + 13045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150354323321 is a prime.

It is a Sophie Germain prime.

Together with 150354323323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (150354323323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75177161660 + 75177161661.

It is an arithmetic number, because the mean of its divisors is an integer number (75177161661).

Almost surely, 2^150354323321 is an apocalyptic number.

It is an amenable number.

150354323321 is a deficient number, since it is larger than the sum of its proper divisors (1).

150354323321 is an equidigital number, since it uses as much as digits as its factorization.

150354323321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 150354323321 its reverse (123323453051), we get a palindrome (273677776372).

The spelling of 150354323321 in words is "one hundred fifty billion, three hundred fifty-four million, three hundred twenty-three thousand, three hundred twenty-one".