11618038043 has 2 divisors, whose sum is σ = 11618038044. Its totient is φ = 11618038042.

The previous prime is 11618038039. The next prime is 11618038079. The reversal of 11618038043 is 34083081611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11618038043 - 2² = 11618038039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11618037994 and 11618038012.

It is not a weakly prime, because it can be changed into another prime (11618038013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5809019021 + 5809019022.

It is an arithmetic number, because the mean of its divisors is an integer number (5809019022).

Almost surely, 2^11618038043 is an apocalyptic number.

11618038043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11618038043 is an equidigital number, since it uses as much as digits as its factorization.

11618038043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 11618038043 in words is "eleven billion, six hundred eighteen million, thirty-eight thousand, forty-three".