11115434959 has 2 divisors, whose sum is σ = 11115434960. Its totient is φ = 11115434958.

The previous prime is 11115434947. The next prime is 11115434971. The reversal of 11115434959 is 95943451111.

It is a balanced prime because it is at equal distance from previous prime (11115434947) and next prime (11115434971).

It is a cyclic number.

It is not a de Polignac number, because 11115434959 - 2²³ = 11107046351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11115431959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557717479 + 5557717480.

It is an arithmetic number, because the mean of its divisors is an integer number (5557717480).

Almost surely, 2^11115434959 is an apocalyptic number.

11115434959 is a deficient number, since it is larger than the sum of its proper divisors (1).

11115434959 is an equidigital number, since it uses as much as digits as its factorization.

11115434959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 43.

The spelling of 11115434959 in words is "eleven billion, one hundred fifteen million, four hundred thirty-four thousand, nine hundred fifty-nine".