11357212 has 24 divisors (see below), whose sum is σ = 21646800. Its totient is φ = 5193216.

The previous prime is 11357209. The next prime is 11357219. The reversal of 11357212 is 21275311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11357219) by changing a digit.

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, 373 + ... + 4780.

It is an arithmetic number, because the mean of its divisors is an integer number (901950).

Almost surely, 2^11357212 is an apocalyptic number.

It is an amenable number.

11357212 is a deficient number, since it is larger than the sum of its proper divisors (10289588).

11357212 is a wasteful number, since it uses less digits than its factorization.

11357212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5205 (or 5203 counting only the distinct ones).

The product of its digits is 420, while the sum is 22.

The square root of 11357212 is about 3370.0462904833. The cubic root of 11357212 is about 224.7797812390.

The spelling of 11357212 in words is "eleven million, three hundred fifty-seven thousand, two hundred twelve".