516023353 has 4 divisors (see below), whose sum is σ = 517510800. Its totient is φ = 514535908.

The previous prime is 516023351. The next prime is 516023359. The reversal of 516023353 is 353320615.

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 not a de Polignac number, because 516023353 - 2¹ = 516023351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516023351) 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, 743203 + ... + 743896.

It is an arithmetic number, because the mean of its divisors is an integer number (129377700).

Almost surely, 2^516023353 is an apocalyptic number.

It is an amenable number.

516023353 is a deficient number, since it is larger than the sum of its proper divisors (1487447).

516023353 is a wasteful number, since it uses less digits than its factorization.

516023353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487446.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 516023353 is about 22716.1474066357. The cubic root of 516023353 is about 802.0900313105.

Adding to 516023353 its reverse (353320615), we get a palindrome (869343968).

The spelling of 516023353 in words is "five hundred sixteen million, twenty-three thousand, three hundred fifty-three".