150803 has 4 divisors (see below), whose sum is σ = 158760. Its totient is φ = 142848.

The previous prime is 150797. The next prime is 150827. The reversal of 150803 is 308051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3950 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (39690).

2¹⁵⁰⁸⁰³ is an apocalyptic number.

150803 is a deficient number, since it is larger than the sum of its proper divisors (7957).

150803 is an equidigital number, since it uses as much as digits as its factorization.

150803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7956.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 150803 is about 388.3336194563. Note that the first 3 decimals coincide. The cubic root of 150803 is about 53.2275725314.

Adding to 150803 its reverse (308051), we get a palindrome (458854).

The spelling of 150803 in words is "one hundred fifty thousand, eight hundred three".