534971923 has 4 divisors (see below), whose sum is σ = 563128360. Its totient is φ = 506815488.

The previous prime is 534971917. The next prime is 534971951. The reversal of 534971923 is 329179435.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534971923 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 534971923.

It is not an unprimeable number, because it can be changed into a prime (534971953) 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, 14078190 + ... + 14078227.

It is an arithmetic number, because the mean of its divisors is an integer number (140782090).

Almost surely, 2^534971923 is an apocalyptic number.

534971923 is a deficient number, since it is larger than the sum of its proper divisors (28156437).

534971923 is a wasteful number, since it uses less digits than its factorization.

534971923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28156436.

The product of its digits is 204120, while the sum is 43.

The square root of 534971923 is about 23129.4600671957. The cubic root of 534971923 is about 811.7899364199.

The spelling of 534971923 in words is "five hundred thirty-four million, nine hundred seventy-one thousand, nine hundred twenty-three".