11611072943 has 2 divisors, whose sum is σ = 11611072944. Its totient is φ = 11611072942.

The previous prime is 11611072937. The next prime is 11611073011. The reversal of 11611072943 is 34927011611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11611072943 - 2⁸ = 11611072687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11611072903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805536471 + 5805536472.

It is an arithmetic number, because the mean of its divisors is an integer number (5805536472).

Almost surely, 2^11611072943 is an apocalyptic number.

11611072943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11611072943 is an equidigital number, since it uses as much as digits as its factorization.

11611072943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 11611072943 in words is "eleven billion, six hundred eleven million, seventy-two thousand, nine hundred forty-three".