11453867 has 4 divisors (see below), whose sum is σ = 11720280. Its totient is φ = 11187456.

The previous prime is 11453837. The next prime is 11453873. The reversal of 11453867 is 76835411.

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 11453867 - 2¹⁰ = 11452843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11453837) 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, 133142 + ... + 133227.

It is an arithmetic number, because the mean of its divisors is an integer number (2930070).

Almost surely, 2^11453867 is an apocalyptic number.

11453867 is a deficient number, since it is larger than the sum of its proper divisors (266413).

11453867 is an equidigital number, since it uses as much as digits as its factorization.

11453867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266412.

The product of its digits is 20160, while the sum is 35.

The square root of 11453867 is about 3384.3562164760. The cubic root of 11453867 is about 225.4156399507.

The spelling of 11453867 in words is "eleven million, four hundred fifty-three thousand, eight hundred sixty-seven".