145883003285 has 4 divisors (see below), whose sum is σ = 175059603948. Its totient is φ = 116706402624.

The previous prime is 145883003263. The next prime is 145883003327. The reversal of 145883003285 is 582300388541.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21201980881 + 124681022404 = 145609^2 + 353102^2 .

It is a cyclic number.

It is not a de Polignac number, because 145883003285 - 2¹² = 145882999189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14588300324 + ... + 14588300333.

It is an arithmetic number, because the mean of its divisors is an integer number (43764900987).

Almost surely, 2^145883003285 is an apocalyptic number.

It is an amenable number.

145883003285 is a deficient number, since it is larger than the sum of its proper divisors (29176600663).

145883003285 is an equidigital number, since it uses as much as digits as its factorization.

145883003285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29176600662.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 145883003285 in words is "one hundred forty-five billion, eight hundred eighty-three million, three thousand, two hundred eighty-five".