11511304667 has 2 divisors, whose sum is σ = 11511304668. Its totient is φ = 11511304666.

The previous prime is 11511304633. The next prime is 11511304687. The reversal of 11511304667 is 76640311511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11511304667 is a prime.

It is not a weakly prime, because it can be changed into another prime (11511304687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5755652333 + 5755652334.

It is an arithmetic number, because the mean of its divisors is an integer number (5755652334).

Almost surely, 2^11511304667 is an apocalyptic number.

11511304667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11511304667 is an equidigital number, since it uses as much as digits as its factorization.

11511304667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 11511304667 in words is "eleven billion, five hundred eleven million, three hundred four thousand, six hundred sixty-seven".