10999585843 has 2 divisors, whose sum is σ = 10999585844. Its totient is φ = 10999585842.

The previous prime is 10999585813. The next prime is 10999585867. The reversal of 10999585843 is 34858599901.

It is a strong prime.

It is an emirp because it is prime and its reverse (34858599901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10999585843 - 2¹³ = 10999577651 is a prime.

It is not a weakly prime, because it can be changed into another prime (10999585813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499792921 + 5499792922.

It is an arithmetic number, because the mean of its divisors is an integer number (5499792922).

Almost surely, 2^10999585843 is an apocalyptic number.

10999585843 is a deficient number, since it is larger than the sum of its proper divisors (1).

10999585843 is an equidigital number, since it uses as much as digits as its factorization.

10999585843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13996800, while the sum is 61.

The spelling of 10999585843 in words is "ten billion, nine hundred ninety-nine million, five hundred eighty-five thousand, eight hundred forty-three".