5425729 has 2 divisors, whose sum is σ = 5425730. Its totient is φ = 5425728.

The previous prime is 5425711. The next prime is 5425733. The reversal of 5425729 is 9275245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 2356225 = 1752^2 + 1535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5425729 is a prime.

5425729 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5425694 and 5425703.

It is not a weakly prime, because it can be changed into another prime (5425709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2712864 + 2712865.

It is an arithmetic number, because the mean of its divisors is an integer number (2712865).

Almost surely, 2^5425729 is an apocalyptic number.

It is an amenable number.

5425729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5425729 is an equidigital number, since it uses as much as digits as its factorization.

5425729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 5425729 is about 2329.3194285027. The cubic root of 5425729 is about 175.7192601571.

The spelling of 5425729 in words is "five million, four hundred twenty-five thousand, seven hundred twenty-nine".