11321475 has 24 divisors (see below), whose sum is σ = 20421312. Its totient is φ = 5488800.

The previous prime is 11321441. The next prime is 11321509. The reversal of 11321475 is 57412311.

It is an interprime number because it is at equal distance from previous prime (11321441) and next prime (11321509).

It is not a de Polignac number, because 11321475 - 2⁷ = 11321347 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6037 + ... + 7686.

It is an arithmetic number, because the mean of its divisors is an integer number (850888).

Almost surely, 2^11321475 is an apocalyptic number.

11321475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11321475 is a deficient number, since it is larger than the sum of its proper divisors (9099837).

11321475 is a wasteful number, since it uses less digits than its factorization.

11321475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13747 (or 13742 counting only the distinct ones).

The product of its digits is 840, while the sum is 24.

The square root of 11321475 is about 3364.7399602347. The cubic root of 11321475 is about 224.5437668781.

Adding to 11321475 its reverse (57412311), we get a palindrome (68733786).

The spelling of 11321475 in words is "eleven million, three hundred twenty-one thousand, four hundred seventy-five".