11401406 has 16 divisors (see below), whose sum is σ = 18130560. Its totient is φ = 5362200.

The previous prime is 11401391. The next prime is 11401417. The reversal of 11401406 is 60410411.

It is a congruent number.

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, 4745 + ... + 6731.

It is an arithmetic number, because the mean of its divisors is an integer number (1133160).

Almost surely, 2^11401406 is an apocalyptic number.

11401406 is a deficient number, since it is larger than the sum of its proper divisors (6729154).

11401406 is a wasteful number, since it uses less digits than its factorization.

11401406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 11401406 is about 3376.5968074379. The cubic root of 11401406 is about 225.0709636244.

Adding to 11401406 its reverse (60410411), we get a palindrome (71811817).

The spelling of 11401406 in words is "eleven million, four hundred one thousand, four hundred six".