5705213639 has 2 divisors, whose sum is σ = 5705213640. Its totient is φ = 5705213638.

The previous prime is 5705213627. The next prime is 5705213653. The reversal of 5705213639 is 9363125075.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5705213639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5705213596 and 5705213605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5705213669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2852606819 + 2852606820.

It is an arithmetic number, because the mean of its divisors is an integer number (2852606820).

Almost surely, 2^5705213639 is an apocalyptic number.

5705213639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5705213639 is an equidigital number, since it uses as much as digits as its factorization.

5705213639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 41.

The square root of 5705213639 is about 75532.8646285840. The cubic root of 5705213639 is about 1786.8604537097.

The spelling of 5705213639 in words is "five billion, seven hundred five million, two hundred thirteen thousand, six hundred thirty-nine".