11861404 has 6 divisors (see below), whose sum is σ = 20757464. Its totient is φ = 5930700.

The previous prime is 11861401. The next prime is 11861407. The reversal of 11861404 is 40416811.

It is an interprime number because it is at equal distance from previous prime (11861401) and next prime (11861407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11861401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1482672 + ... + 1482679.

Almost surely, 2^11861404 is an apocalyptic number.

It is an amenable number.

11861404 is a deficient number, since it is larger than the sum of its proper divisors (8896060).

11861404 is a wasteful number, since it uses less digits than its factorization.

11861404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965355 (or 2965353 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 11861404 is about 3444.0389080264. The cubic root of 11861404 is about 228.0580287303.

The spelling of 11861404 in words is "eleven million, eight hundred sixty-one thousand, four hundred four".