11023403 has 2 divisors, whose sum is σ = 11023404. Its totient is φ = 11023402.

The previous prime is 11023391. The next prime is 11023421. The reversal of 11023403 is 30432011.

It is a weak prime.

It is an emirp because it is prime and its reverse (30432011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11023403 - 2⁶ = 11023339 is a prime.

It is not a weakly prime, because it can be changed into another prime (11023483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511701 + 5511702.

It is an arithmetic number, because the mean of its divisors is an integer number (5511702).

Almost surely, 2^11023403 is an apocalyptic number.

11023403 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023403 is an equidigital number, since it uses as much as digits as its factorization.

11023403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 11023403 is about 3320.1510507807. The cubic root of 11023403 is about 222.5556179608. Note that the first 3 decimals are identical.

Adding to 11023403 its reverse (30432011), we get a palindrome (41455414).

The spelling of 11023403 in words is "eleven million, twenty-three thousand, four hundred three".