5659951243 has 4 divisors (see below), whose sum is σ = 5755882680. Its totient is φ = 5564019808.

The previous prime is 5659951217. The next prime is 5659951247. The reversal of 5659951243 is 3421599565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5659951243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5659951247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47965630 + ... + 47965747.

It is an arithmetic number, because the mean of its divisors is an integer number (1438970670).

Almost surely, 2^5659951243 is an apocalyptic number.

5659951243 is a deficient number, since it is larger than the sum of its proper divisors (95931437).

5659951243 is an equidigital number, since it uses as much as digits as its factorization.

5659951243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95931436.

The product of its digits is 1458000, while the sum is 49.

The square root of 5659951243 is about 75232.6474544130. The cubic root of 5659951243 is about 1782.1225409015.

The spelling of 5659951243 in words is "five billion, six hundred fifty-nine million, nine hundred fifty-one thousand, two hundred forty-three".