513242027 has 2 divisors, whose sum is σ = 513242028. Its totient is φ = 513242026.

The previous prime is 513242017. The next prime is 513242101. The reversal of 513242027 is 720242315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513242027 - 2⁴ = 513242011 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 513241987 and 513242005.

It is not a weakly prime, because it can be changed into another prime (513242017) 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, 256621013 + 256621014.

It is an arithmetic number, because the mean of its divisors is an integer number (256621014).

Almost surely, 2^513242027 is an apocalyptic number.

513242027 is a deficient number, since it is larger than the sum of its proper divisors (1).

513242027 is an equidigital number, since it uses as much as digits as its factorization.

513242027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 513242027 is about 22654.8455523316. The cubic root of 513242027 is about 800.6463666845.

The spelling of 513242027 in words is "five hundred thirteen million, two hundred forty-two thousand, twenty-seven".