150513203 has 2 divisors, whose sum is σ = 150513204. Its totient is φ = 150513202.

The previous prime is 150513191. The next prime is 150513217. The reversal of 150513203 is 302315051.

150513203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (302315051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150513203 - 2¹⁶ = 150447667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (150513283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75256601 + 75256602.

It is an arithmetic number, because the mean of its divisors is an integer number (75256602).

Almost surely, 2^150513203 is an apocalyptic number.

150513203 is a deficient number, since it is larger than the sum of its proper divisors (1).

150513203 is an equidigital number, since it uses as much as digits as its factorization.

150513203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 150513203 is about 12268.3822486911. The cubic root of 150513203 is about 531.9345499127.

Adding to 150513203 its reverse (302315051), we get a palindrome (452828254).

The spelling of 150513203 in words is "one hundred fifty million, five hundred thirteen thousand, two hundred three".