11661298 has 16 divisors (see below), whose sum is σ = 19159776. Its totient is φ = 5279040.

The previous prime is 11661289. The next prime is 11661317. The reversal of 11661298 is 89216611.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5290 + ... + 7162.

It is an arithmetic number, because the mean of its divisors is an integer number (1197486).

Almost surely, 2^11661298 is an apocalyptic number.

11661298 is a deficient number, since it is larger than the sum of its proper divisors (7498478).

11661298 is a wasteful number, since it uses less digits than its factorization.

11661298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169.

The product of its digits is 5184, while the sum is 34.

The square root of 11661298 is about 3414.8642725590. The cubic root of 11661298 is about 226.7682757631.

The spelling of 11661298 in words is "eleven million, six hundred sixty-one thousand, two hundred ninety-eight".