11123698 has 4 divisors (see below), whose sum is σ = 16685550. Its totient is φ = 5561848.

The previous prime is 11123689. The next prime is 11123701. The reversal of 11123698 is 89632111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89632111 = 4021 ⋅22291.

It can be written as a sum of positive squares in only one way, i.e., 5938969 + 5184729 = 2437^2 + 2277^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780923 + ... + 2780926.

Almost surely, 2^11123698 is an apocalyptic number.

11123698 is a deficient number, since it is larger than the sum of its proper divisors (5561852).

11123698 is an equidigital number, since it uses as much as digits as its factorization.

11123698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561851.

The product of its digits is 2592, while the sum is 31.

The square root of 11123698 is about 3335.2208322688. The cubic root of 11123698 is about 223.2285456782.

The spelling of 11123698 in words is "eleven million, one hundred twenty-three thousand, six hundred ninety-eight".