520461349 has 2 divisors, whose sum is σ = 520461350. Its totient is φ = 520461348.

The previous prime is 520461323. The next prime is 520461373. The reversal of 520461349 is 943164025.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 318622500 + 201838849 = 17850^2 + 14207^2 .

It is a cyclic number.

It is not a de Polignac number, because 520461349 - 2¹⁷ = 520330277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520461049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260230674 + 260230675.

It is an arithmetic number, because the mean of its divisors is an integer number (260230675).

Almost surely, 2^520461349 is an apocalyptic number.

It is an amenable number.

520461349 is a deficient number, since it is larger than the sum of its proper divisors (1).

520461349 is an equidigital number, since it uses as much as digits as its factorization.

520461349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 520461349 is about 22813.6220052845. The cubic root of 520461349 is about 804.3828965254.

The spelling of 520461349 in words is "five hundred twenty million, four hundred sixty-one thousand, three hundred forty-nine".