854383457 has 4 divisors (see below), whose sum is σ = 855791616. Its totient is φ = 852975300.

The previous prime is 854383451. The next prime is 854383493. The reversal of 854383457 is 754383458.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854383457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (854383451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703169 + ... + 704382.

It is an arithmetic number, because the mean of its divisors is an integer number (213947904).

Almost surely, 2^854383457 is an apocalyptic number.

It is an amenable number.

854383457 is a deficient number, since it is larger than the sum of its proper divisors (1408159).

854383457 is a wasteful number, since it uses less digits than its factorization.

854383457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408158.

The product of its digits is 1612800, while the sum is 47.

The square root of 854383457 is about 29229.8384703029. The cubic root of 854383457 is about 948.8938027284.

Subtracting from 854383457 its reverse (754383458), we obtain a palindrome (99999999).

The spelling of 854383457 in words is "eight hundred fifty-four million, three hundred eighty-three thousand, four hundred fifty-seven".