11023439 has 8 divisors (see below), whose sum is σ = 13261440. Its totient is φ = 8951256.

The previous prime is 11023421. The next prime is 11023457. The reversal of 11023439 is 93432011.

It is an interprime number because it is at equal distance from previous prime (11023421) and next prime (11023457).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11023439 - 2¹² = 11019343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41309 + ... + 41574.

It is an arithmetic number, because the mean of its divisors is an integer number (1657680).

Almost surely, 2^11023439 is an apocalyptic number.

11023439 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11023439 is a deficient number, since it is larger than the sum of its proper divisors (2238001).

11023439 is an equidigital number, since it uses as much as digits as its factorization.

11023439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82909.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 11023439 is about 3320.1564722163. The cubic root of 11023439 is about 222.5558602330. Note that the first 3 decimals are identical.

The spelling of 11023439 in words is "eleven million, twenty-three thousand, four hundred thirty-nine".