11605639343 has 2 divisors, whose sum is σ = 11605639344. Its totient is φ = 11605639342.

The previous prime is 11605639321. The next prime is 11605639379. The reversal of 11605639343 is 34393650611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11605639343 - 2¹² = 11605635247 is a prime.

It is a super-3 number, since 3×11605639343³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11605639343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11605639303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5802819671 + 5802819672.

It is an arithmetic number, because the mean of its divisors is an integer number (5802819672).

Almost surely, 2^11605639343 is an apocalyptic number.

11605639343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11605639343 is an equidigital number, since it uses as much as digits as its factorization.

11605639343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 41.

The spelling of 11605639343 in words is "eleven billion, six hundred five million, six hundred thirty-nine thousand, three hundred forty-three".