11378867 has 4 divisors (see below), whose sum is σ = 11448840. Its totient is φ = 11308896.

The previous prime is 11378849. The next prime is 11378881. The reversal of 11378867 is 76887311.

11378867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11378867 - 2⁶ = 11378803 is a prime.

It is a super-2 number, since 2×11378867² = 258957228407378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11378827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34742 + ... + 35067.

It is an arithmetic number, because the mean of its divisors is an integer number (2862210).

Almost surely, 2^11378867 is an apocalyptic number.

11378867 is a deficient number, since it is larger than the sum of its proper divisors (69973).

11378867 is an equidigital number, since it uses as much as digits as its factorization.

11378867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69972.

The product of its digits is 56448, while the sum is 41.

The square root of 11378867 is about 3373.2576243151. The cubic root of 11378867 is about 224.9225544160.

The spelling of 11378867 in words is "eleven million, three hundred seventy-eight thousand, eight hundred sixty-seven".