11361843 has 8 divisors (see below), whose sum is σ = 16832400. Its totient is φ = 7574544.

The previous prime is 11361817. The next prime is 11361851. The reversal of 11361843 is 34816311.

11361843 is a `hidden beast` number, since 1 + 1 + 3 + 618 + 43 = 666.

It is not a de Polignac number, because 11361843 - 2¹⁰ = 11360819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 420809 = 11361843 / (1 + 1 + 3 + 6 + 1 + 8 + 4 + 3).

It is not an unprimeable number, because it can be changed into a prime (11361803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210378 + ... + 210431.

It is an arithmetic number, because the mean of its divisors is an integer number (2104050).

Almost surely, 2^11361843 is an apocalyptic number.

11361843 is a deficient number, since it is larger than the sum of its proper divisors (5470557).

11361843 is an equidigital number, since it uses as much as digits as its factorization.

11361843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420818 (or 420812 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 11361843 is about 3370.7333030069. The cubic root of 11361843 is about 224.8103290446.

The spelling of 11361843 in words is "eleven million, three hundred sixty-one thousand, eight hundred forty-three".