11945404 has 6 divisors (see below), whose sum is σ = 20904464. Its totient is φ = 5972700.

The previous prime is 11945399. The next prime is 11945411. The reversal of 11945404 is 40454911.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1493172 + ... + 1493179.

Almost surely, 2^11945404 is an apocalyptic number.

It is an amenable number.

11945404 is a deficient number, since it is larger than the sum of its proper divisors (8959060).

11945404 is a wasteful number, since it uses less digits than its factorization.

11945404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986355 (or 2986353 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 11945404 is about 3456.2123777338. The cubic root of 11945404 is about 228.5951160719.

The spelling of 11945404 in words is "eleven million, nine hundred forty-five thousand, four hundred four".