11512090267 has 2 divisors, whose sum is σ = 11512090268. Its totient is φ = 11512090266.

The previous prime is 11512090259. The next prime is 11512090279. The reversal of 11512090267 is 76209021511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11512090267 - 2³ = 11512090259 is a prime.

It is a super-2 number, since 2×11512090267² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11512090217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5756045133 + 5756045134.

It is an arithmetic number, because the mean of its divisors is an integer number (5756045134).

Almost surely, 2^11512090267 is an apocalyptic number.

11512090267 is a deficient number, since it is larger than the sum of its proper divisors (1).

11512090267 is an equidigital number, since it uses as much as digits as its factorization.

11512090267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 34.

The spelling of 11512090267 in words is "eleven billion, five hundred twelve million, ninety thousand, two hundred sixty-seven".