11347867 has 2 divisors, whose sum is σ = 11347868. Its totient is φ = 11347866.

The previous prime is 11347849. The next prime is 11347871. The reversal of 11347867 is 76874311.

It is a strong prime.

It is an emirp because it is prime and its reverse (76874311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11347867 - 2²³ = 2959259 is a prime.

It is equal to p₇₄₇₉₂₈ and since 11347867 and 747928 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11347837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5673933 + 5673934.

It is an arithmetic number, because the mean of its divisors is an integer number (5673934).

Almost surely, 2^11347867 is an apocalyptic number.

11347867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11347867 is an equidigital number, since it uses as much as digits as its factorization.

11347867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 37.

The square root of 11347867 is about 3368.6595256867. The cubic root of 11347867 is about 224.7181128339.

The spelling of 11347867 in words is "eleven million, three hundred forty-seven thousand, eight hundred sixty-seven".