150305923 has 2 divisors, whose sum is σ = 150305924. Its totient is φ = 150305922.

The previous prime is 150305921. The next prime is 150305963. The reversal of 150305923 is 329503051.

It is a weak prime.

It is an emirp because it is prime and its reverse (329503051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150305923 - 2¹ = 150305921 is a prime.

Together with 150305921, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 150305891 and 150305900.

It is not a weakly prime, because it can be changed into another prime (150305921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75152961 + 75152962.

It is an arithmetic number, because the mean of its divisors is an integer number (75152962).

Almost surely, 2^150305923 is an apocalyptic number.

150305923 is a deficient number, since it is larger than the sum of its proper divisors (1).

150305923 is an equidigital number, since it uses as much as digits as its factorization.

150305923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 150305923 is about 12259.9316066608. The cubic root of 150305923 is about 531.6902523033.

Adding to 150305923 its reverse (329503051), we get a palindrome (479808974).

The spelling of 150305923 in words is "one hundred fifty million, three hundred five thousand, nine hundred twenty-three".