22003043 has 2 divisors, whose sum is σ = 22003044. Its totient is φ = 22003042.

The previous prime is 22003039. The next prime is 22003061. The reversal of 22003043 is 34030022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22003043 - 2² = 22003039 is a prime.

It is a super-5 number, since 5×22003043⁵ (a number of 38 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (22003013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001521 + 11001522.

It is an arithmetic number, because the mean of its divisors is an integer number (11001522).

Almost surely, 2^22003043 is an apocalyptic number.

22003043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22003043 is an equidigital number, since it uses as much as digits as its factorization.

22003043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 22003043 is about 4690.7401334971. The cubic root of 22003043 is about 280.2168515695.

Adding to 22003043 its reverse (34030022), we get a palindrome (56033065).

The spelling of 22003043 in words is "twenty-two million, three thousand, forty-three".