11540501267 has 2 divisors, whose sum is σ = 11540501268. Its totient is φ = 11540501266.

The previous prime is 11540501261. The next prime is 11540501327. The reversal of 11540501267 is 76210504511.

It is a weak prime.

It is an emirp because it is prime and its reverse (76210504511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11540501267 - 2¹⁰ = 11540500243 is a prime.

It is not a weakly prime, because it can be changed into another prime (11540501261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5770250633 + 5770250634.

It is an arithmetic number, because the mean of its divisors is an integer number (5770250634).

Almost surely, 2^11540501267 is an apocalyptic number.

11540501267 is a deficient number, since it is larger than the sum of its proper divisors (1).

11540501267 is an equidigital number, since it uses as much as digits as its factorization.

11540501267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 11540501267 in words is "eleven billion, five hundred forty million, five hundred one thousand, two hundred sixty-seven".