11478488267 has 2 divisors, whose sum is σ = 11478488268. Its totient is φ = 11478488266.

The previous prime is 11478488249. The next prime is 11478488269. The reversal of 11478488267 is 76288487411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11478488267 is a prime.

Together with 11478488269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11478488269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5739244133 + 5739244134.

It is an arithmetic number, because the mean of its divisors is an integer number (5739244134).

Almost surely, 2^11478488267 is an apocalyptic number.

11478488267 is a deficient number, since it is larger than the sum of its proper divisors (1).

11478488267 is an equidigital number, since it uses as much as digits as its factorization.

11478488267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4816896, while the sum is 56.

The spelling of 11478488267 in words is "eleven billion, four hundred seventy-eight million, four hundred eighty-eight thousand, two hundred sixty-seven".