11381116 has 6 divisors (see below), whose sum is σ = 19916960. Its totient is φ = 5690556.

The previous prime is 11381101. The next prime is 11381119. The reversal of 11381116 is 61118311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11381119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1422636 + ... + 1422643.

Almost surely, 2^11381116 is an apocalyptic number.

It is an amenable number.

11381116 is a deficient number, since it is larger than the sum of its proper divisors (8535844).

11381116 is a wasteful number, since it uses less digits than its factorization.

11381116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845283 (or 2845281 counting only the distinct ones).

The product of its digits is 144, while the sum is 22.

The square root of 11381116 is about 3373.5909651290. The cubic root of 11381116 is about 224.9373718697.

Adding to 11381116 its reverse (61118311), we get a palindrome (72499427).

The spelling of 11381116 in words is "eleven million, three hundred eighty-one thousand, one hundred sixteen".