146990303 has 4 divisors (see below), whose sum is σ = 147892248. Its totient is φ = 146088360.

The previous prime is 146990293. The next prime is 146990317. The reversal of 146990303 is 303099641.

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

It is a cyclic number.

It is not a de Polignac number, because 146990303 - 2¹⁰ = 146989279 is a prime.

It is a super-2 number, since 2×146990303² = 43212298352063618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146990903) 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, 450728 + ... + 451053.

It is an arithmetic number, because the mean of its divisors is an integer number (36973062).

Almost surely, 2^146990303 is an apocalyptic number.

146990303 is a deficient number, since it is larger than the sum of its proper divisors (901945).

146990303 is an equidigital number, since it uses as much as digits as its factorization.

146990303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901944.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 146990303 is about 12123.9557488470. The cubic root of 146990303 is about 527.7516037283.

The spelling of 146990303 in words is "one hundred forty-six million, nine hundred ninety thousand, three hundred three".