513254363 has 2 divisors, whose sum is σ = 513254364. Its totient is φ = 513254362.

The previous prime is 513254311. The next prime is 513254369. The reversal of 513254363 is 363452315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513254363 - 2⁸ = 513254107 is a prime.

It is a super-2 number, since 2×513254363² = 526860082277071538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (513254369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256627181 + 256627182.

It is an arithmetic number, because the mean of its divisors is an integer number (256627182).

Almost surely, 2^513254363 is an apocalyptic number.

513254363 is a deficient number, since it is larger than the sum of its proper divisors (1).

513254363 is an equidigital number, since it uses as much as digits as its factorization.

513254363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 32.

The square root of 513254363 is about 22655.1178103315. The cubic root of 513254363 is about 800.6527812634.

It can be divided in two parts, 5132 and 54363, that added together give a palindrome (59495).

The spelling of 513254363 in words is "five hundred thirteen million, two hundred fifty-four thousand, three hundred sixty-three".