383455043 has 4 divisors (see below), whose sum is σ = 406011240. Its totient is φ = 360898848.

The previous prime is 383455021. The next prime is 383455063. The reversal of 383455043 is 340554383.

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

It is not a de Polignac number, because 383455043 - 2²⁶ = 316346179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 383454994 and 383455012.

It is not an unprimeable number, because it can be changed into a prime (383455063) 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, 11278073 + ... + 11278106.

It is an arithmetic number, because the mean of its divisors is an integer number (101502810).

Almost surely, 2^383455043 is an apocalyptic number.

383455043 is a deficient number, since it is larger than the sum of its proper divisors (22556197).

383455043 is a wasteful number, since it uses less digits than its factorization.

383455043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22556196.

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

The square root of 383455043 is about 19582.0081452337. The cubic root of 383455043 is about 726.5042366473.

The spelling of 383455043 in words is "three hundred eighty-three million, four hundred fifty-five thousand, forty-three".