150321315 has 16 divisors (see below), whose sum is σ = 240893856. Its totient is φ = 80044800.

The previous prime is 150321299. The next prime is 150321317. The reversal of 150321315 is 513123051.

It is not a de Polignac number, because 150321315 - 2⁴ = 150321299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 150321291 and 150321300.

It is not an unprimeable number, because it can be changed into a prime (150321317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2335 + ... + 17495.

It is an arithmetic number, because the mean of its divisors is an integer number (15055866).

Almost surely, 2^150321315 is an apocalyptic number.

150321315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

150321315 is a deficient number, since it is larger than the sum of its proper divisors (90572541).

150321315 is a wasteful number, since it uses less digits than its factorization.

150321315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15830.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 150321315 is about 12260.5593265560. The cubic root of 150321315 is about 531.7084008386.

Adding to 150321315 its reverse (513123051), we get a palindrome (663444366).

The spelling of 150321315 in words is "one hundred fifty million, three hundred twenty-one thousand, three hundred fifteen".