11358000991 has 2 divisors, whose sum is σ = 11358000992. Its totient is φ = 11358000990.

The previous prime is 11358000977. The next prime is 11358001073. The reversal of 11358000991 is 19900085311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11358000991 - 2¹³ = 11357992799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11358000991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11358000911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5679000495 + 5679000496.

It is an arithmetic number, because the mean of its divisors is an integer number (5679000496).

Almost surely, 2^11358000991 is an apocalyptic number.

11358000991 is a deficient number, since it is larger than the sum of its proper divisors (1).

11358000991 is an equidigital number, since it uses as much as digits as its factorization.

11358000991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 37.

The spelling of 11358000991 in words is "eleven billion, three hundred fifty-eight million, nine hundred ninety-one", and thus it is an aban number.