516247153 has 2 divisors, whose sum is σ = 516247154. Its totient is φ = 516247152.

The previous prime is 516247139. The next prime is 516247181. The reversal of 516247153 is 351742615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495151504 + 21095649 = 22252^2 + 4593^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516247153 is a prime.

It is a super-2 number, since 2×516247153² = 533022245961210818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (516247133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258123576 + 258123577.

It is an arithmetic number, because the mean of its divisors is an integer number (258123577).

Almost surely, 2^516247153 is an apocalyptic number.

It is an amenable number.

516247153 is a deficient number, since it is larger than the sum of its proper divisors (1).

516247153 is an equidigital number, since it uses as much as digits as its factorization.

516247153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 516247153 is about 22721.0728839991. The cubic root of 516247153 is about 802.2059703814.

Adding to 516247153 its reverse (351742615), we get a palindrome (867989768).

The spelling of 516247153 in words is "five hundred sixteen million, two hundred forty-seven thousand, one hundred fifty-three".