11806898 has 4 divisors (see below), whose sum is σ = 17710350. Its totient is φ = 5903448.

The previous prime is 11806867. The next prime is 11806901. The reversal of 11806898 is 89860811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11539609 + 267289 = 3397^2 + 517^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2951723 + ... + 2951726.

Almost surely, 2^11806898 is an apocalyptic number.

11806898 is a deficient number, since it is larger than the sum of its proper divisors (5903452).

11806898 is an equidigital number, since it uses as much as digits as its factorization.

11806898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903451.

The product of its (nonzero) digits is 27648, while the sum is 41.

The square root of 11806898 is about 3436.1167034896. The cubic root of 11806898 is about 227.7081651420.

The spelling of 11806898 in words is "eleven million, eight hundred six thousand, eight hundred ninety-eight".