11404042 has 16 divisors (see below), whose sum is σ = 19506312. Its totient is φ = 4953600.

The previous prime is 11404007. The next prime is 11404061. The reversal of 11404042 is 24040411.

It can be written as a sum of positive squares in 4 ways, for example, as 9418761 + 1985281 = 3069^2 + 1409^2 .

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, 12459 + ... + 13342.

Almost surely, 2^11404042 is an apocalyptic number.

11404042 is a deficient number, since it is larger than the sum of its proper divisors (8102270).

11404042 is a wasteful number, since it uses less digits than its factorization.

11404042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25833.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 11404042 is about 3376.9871187199. The cubic root of 11404042 is about 225.0883077234.

Adding to 11404042 its reverse (24040411), we get a palindrome (35444453).

The spelling of 11404042 in words is "eleven million, four hundred four thousand, forty-two".