11219907 has 8 divisors (see below), whose sum is σ = 15006400. Its totient is φ = 7456680.

The previous prime is 11219903. The next prime is 11219933. The reversal of 11219907 is 70991211.

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

It is not a de Polignac number, because 11219907 - 2² = 11219903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11219903) by changing a digit.

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, 4657 + ... + 6642.

It is an arithmetic number, because the mean of its divisors is an integer number (1875800).

Almost surely, 2^11219907 is an apocalyptic number.

11219907 is a deficient number, since it is larger than the sum of its proper divisors (3786493).

11219907 is a wasteful number, since it uses less digits than its factorization.

11219907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633.

The product of its (nonzero) digits is 1134, while the sum is 30.

The square root of 11219907 is about 3349.6129627167. The cubic root of 11219907 is about 223.8702679379.

The spelling of 11219907 in words is "eleven million, two hundred nineteen thousand, nine hundred seven".