520296401 has 2 divisors, whose sum is σ = 520296402. Its totient is φ = 520296400.

The previous prime is 520296391. The next prime is 520296433. The reversal of 520296401 is 104692025.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447364801 + 72931600 = 21151^2 + 8540^2 .

It is a cyclic number.

It is not a de Polignac number, because 520296401 - 2¹⁸ = 520034257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (520296481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260148200 + 260148201.

It is an arithmetic number, because the mean of its divisors is an integer number (260148201).

Almost surely, 2^520296401 is an apocalyptic number.

It is an amenable number.

520296401 is a deficient number, since it is larger than the sum of its proper divisors (1).

520296401 is an equidigital number, since it uses as much as digits as its factorization.

520296401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 520296401 is about 22810.0065979824. The cubic root of 520296401 is about 804.2979107915.

The spelling of 520296401 in words is "five hundred twenty million, two hundred ninety-six thousand, four hundred one".