11422043 has 4 divisors (see below), whose sum is σ = 11790528. Its totient is φ = 11053560.

The previous prime is 11422039. The next prime is 11422051. The reversal of 11422043 is 34022411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34022411 = 127 ⋅267893.

It is a cyclic number.

It is not a de Polignac number, because 11422043 - 2² = 11422039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184196 + ... + 184257.

It is an arithmetic number, because the mean of its divisors is an integer number (2947632).

Almost surely, 2^11422043 is an apocalyptic number.

11422043 is a deficient number, since it is larger than the sum of its proper divisors (368485).

11422043 is an equidigital number, since it uses as much as digits as its factorization.

11422043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368484.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11422043 is about 3379.6513133754. The cubic root of 11422043 is about 225.2066775844.

Adding to 11422043 its reverse (34022411), we get a palindrome (45444454).

The spelling of 11422043 in words is "eleven million, four hundred twenty-two thousand, forty-three".