11823698 has 4 divisors (see below), whose sum is σ = 17735550. Its totient is φ = 5911848.

The previous prime is 11823689. The next prime is 11823731. The reversal of 11823698 is 89632811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89632811 = 31 ⋅2891381.

It can be written as a sum of positive squares in only one way, i.e., 11539609 + 284089 = 3397^2 + 533^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2955923 + ... + 2955926.

Almost surely, 2^11823698 is an apocalyptic number.

11823698 is a deficient number, since it is larger than the sum of its proper divisors (5911852).

11823698 is an equidigital number, since it uses as much as digits as its factorization.

11823698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5911851.

The product of its digits is 20736, while the sum is 38.

The square root of 11823698 is about 3438.5604546089. The cubic root of 11823698 is about 227.8161157140.

It can be divided in two parts, 11823 and 698, that added together give a palindrome (12521).

The spelling of 11823698 in words is "eleven million, eight hundred twenty-three thousand, six hundred ninety-eight".