5390243129 has 2 divisors, whose sum is σ = 5390243130. Its totient is φ = 5390243128.

The previous prime is 5390243099. The next prime is 5390243147. The reversal of 5390243129 is 9213420935.

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., 3178704400 + 2211538729 = 56380^2 + 47027^2 .

It is a cyclic number.

It is not a de Polignac number, because 5390243129 - 2¹² = 5390239033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5390243092 and 5390243101.

It is not a weakly prime, because it can be changed into another prime (5390243029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2695121564 + 2695121565.

It is an arithmetic number, because the mean of its divisors is an integer number (2695121565).

Almost surely, 2^5390243129 is an apocalyptic number.

It is an amenable number.

5390243129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5390243129 is an equidigital number, since it uses as much as digits as its factorization.

5390243129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 5390243129 is about 73418.2751704233. The cubic root of 5390243129 is about 1753.3533664969.

The spelling of 5390243129 in words is "five billion, three hundred ninety million, two hundred forty-three thousand, one hundred twenty-nine".