383543045 has 4 divisors (see below), whose sum is σ = 460251660. Its totient is φ = 306834432.

The previous prime is 383543023. The next prime is 383543081. The reversal of 383543045 is 540345383.

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 117657409 + 265885636 = 10847^2 + 16306^2 .

It is a cyclic number.

It is not a de Polignac number, because 383543045 - 2⁶ = 383542981 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 383542996 and 383543014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38354300 + ... + 38354309.

It is an arithmetic number, because the mean of its divisors is an integer number (115062915).

Almost surely, 2^383543045 is an apocalyptic number.

It is an amenable number.

383543045 is a deficient number, since it is larger than the sum of its proper divisors (76708615).

383543045 is an equidigital number, since it uses as much as digits as its factorization.

383543045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76708614.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 383543045 is about 19584.2550279555. The cubic root of 383543045 is about 726.5598093815.

The spelling of 383543045 in words is "three hundred eighty-three million, five hundred forty-three thousand, forty-five".