11191416 has 32 divisors (see below), whose sum is σ = 28060800. Its totient is φ = 3719520.

The previous prime is 11191381. The next prime is 11191429. The reversal of 11191416 is 61419111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14775 + ... + 15513.

It is an arithmetic number, because the mean of its divisors is an integer number (876900).

Almost surely, 2^11191416 is an apocalyptic number.

It is an amenable number.

11191416 is an abundant number, since it is smaller than the sum of its proper divisors (16869384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11191416 is a wasteful number, since it uses less digits than its factorization.

11191416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1375 counting only the distinct ones).

The product of its digits is 216, while the sum is 24.

The square root of 11191416 is about 3345.3573800119. The cubic root of 11191416 is about 223.6806141293.

The spelling of 11191416 in words is "eleven million, one hundred ninety-one thousand, four hundred sixteen".