520254323 has 2 divisors, whose sum is σ = 520254324. Its totient is φ = 520254322.

The previous prime is 520254313. The next prime is 520254341. The reversal of 520254323 is 323452025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520254323 - 2¹⁰ = 520253299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520254292 and 520254301.

It is not a weakly prime, because it can be changed into another prime (520254313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260127161 + 260127162.

It is an arithmetic number, because the mean of its divisors is an integer number (260127162).

Almost surely, 2^520254323 is an apocalyptic number.

520254323 is a deficient number, since it is larger than the sum of its proper divisors (1).

520254323 is an equidigital number, since it uses as much as digits as its factorization.

520254323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 520254323 is about 22809.0842209853. The cubic root of 520254323 is about 804.2762281763.

The spelling of 520254323 in words is "five hundred twenty million, two hundred fifty-four thousand, three hundred twenty-three".