11331406 has 4 divisors (see below), whose sum is σ = 16997112. Its totient is φ = 5665702.

The previous prime is 11331389. The next prime is 11331473. The reversal of 11331406 is 60413311.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832850 + ... + 2832853.

It is an arithmetic number, because the mean of its divisors is an integer number (4249278).

Almost surely, 2^11331406 is an apocalyptic number.

11331406 is a deficient number, since it is larger than the sum of its proper divisors (5665706).

11331406 is an equidigital number, since it uses as much as digits as its factorization.

11331406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665705.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 11331406 is about 3366.2153822951. The cubic root of 11331406 is about 224.6094029796.

Adding to 11331406 its reverse (60413311), we get a palindrome (71744717).

The spelling of 11331406 in words is "eleven million, three hundred thirty-one thousand, four hundred six".