11955698 has 4 divisors (see below), whose sum is σ = 17933550. Its totient is φ = 5977848.

The previous prime is 11955689. The next prime is 11955703. The reversal of 11955698 is 89655911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89655911 = 263 ⋅340897.

It can be written as a sum of positive squares in only one way, i.e., 10804369 + 1151329 = 3287^2 + 1073^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2988923 + ... + 2988926.

Almost surely, 2^11955698 is an apocalyptic number.

11955698 is a deficient number, since it is larger than the sum of its proper divisors (5977852).

11955698 is an equidigital number, since it uses as much as digits as its factorization.

11955698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977851.

The product of its digits is 97200, while the sum is 44.

The square root of 11955698 is about 3457.7012595075. The cubic root of 11955698 is about 228.6607614727.

The spelling of 11955698 in words is "eleven million, nine hundred fifty-five thousand, six hundred ninety-eight".