519201401 has 2 divisors, whose sum is σ = 519201402. Its totient is φ = 519201400.

The previous prime is 519201373. The next prime is 519201421. The reversal of 519201401 is 104102915.

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., 488410000 + 30791401 = 22100^2 + 5549^2 .

It is a cyclic number.

It is not a de Polignac number, because 519201401 - 2⁶ = 519201337 is a prime.

It is not a weakly prime, because it can be changed into another prime (519201421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259600700 + 259600701.

It is an arithmetic number, because the mean of its divisors is an integer number (259600701).

Almost surely, 2^519201401 is an apocalyptic number.

It is an amenable number.

519201401 is a deficient number, since it is larger than the sum of its proper divisors (1).

519201401 is an equidigital number, since it uses as much as digits as its factorization.

519201401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 519201401 is about 22785.9913323954. The cubic root of 519201401 is about 803.7332808550.

The spelling of 519201401 in words is "five hundred nineteen million, two hundred one thousand, four hundred one".