11541667 has 2 divisors, whose sum is σ = 11541668. Its totient is φ = 11541666.

The previous prime is 11541661. The next prime is 11541671. The reversal of 11541667 is 76614511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11541667 - 2³ = 11541659 is a prime.

It is not a weakly prime, because it can be changed into another prime (11541661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5770833 + 5770834.

It is an arithmetic number, because the mean of its divisors is an integer number (5770834).

Almost surely, 2^11541667 is an apocalyptic number.

11541667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11541667 is an equidigital number, since it uses as much as digits as its factorization.

11541667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 31.

The square root of 11541667 is about 3397.3029008318. The cubic root of 11541667 is about 225.9901515013.

The spelling of 11541667 in words is "eleven million, five hundred forty-one thousand, six hundred sixty-seven".