11042405 has 8 divisors (see below), whose sum is σ = 14455584. Its totient is φ = 8030800.

The previous prime is 11042399. The next prime is 11042413. The reversal of 11042405 is 50424011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11042405 - 2⁴ = 11042389 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 100331 + ... + 100440.

It is an arithmetic number, because the mean of its divisors is an integer number (1806948).

Almost surely, 2^11042405 is an apocalyptic number.

It is an amenable number.

11042405 is a deficient number, since it is larger than the sum of its proper divisors (3413179).

11042405 is a wasteful number, since it uses less digits than its factorization.

11042405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200787.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 11042405 is about 3323.0114354302. The cubic root of 11042405 is about 222.6834240539.

Adding to 11042405 its reverse (50424011), we get a palindrome (61466416).

The spelling of 11042405 in words is "eleven million, forty-two thousand, four hundred five".