150203513 has 4 divisors (see below), whose sum is σ = 150245760. Its totient is φ = 150161268.

The previous prime is 150203503. The next prime is 150203519. The reversal of 150203513 is 315302051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150203513 - 2²⁰ = 149154937 is a prime.

It is a super-2 number, since 2×150203513² = 45122190635082338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150203519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15245 + ... + 23082.

It is an arithmetic number, because the mean of its divisors is an integer number (37561440).

Almost surely, 2^150203513 is an apocalyptic number.

It is an amenable number.

150203513 is a deficient number, since it is larger than the sum of its proper divisors (42247).

150203513 is an equidigital number, since it uses as much as digits as its factorization.

150203513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42246.

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

The square root of 150203513 is about 12255.7542811530. The cubic root of 150203513 is about 531.5694702591.

Adding to 150203513 its reverse (315302051), we get a palindrome (465505564).

The spelling of 150203513 in words is "one hundred fifty million, two hundred three thousand, five hundred thirteen".