11700212 has 6 divisors (see below), whose sum is σ = 20475378. Its totient is φ = 5850104.

The previous prime is 11700209. The next prime is 11700217. The reversal of 11700212 is 21200711.

It can be written as a sum of positive squares in only one way, i.e., 7595536 + 4104676 = 2756^2 + 2026^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11700217) 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 as a sum of consecutive naturals, namely, 1462523 + ... + 1462530.

It is an arithmetic number, because the mean of its divisors is an integer number (3412563).

Almost surely, 2^11700212 is an apocalyptic number.

It is an amenable number.

11700212 is a deficient number, since it is larger than the sum of its proper divisors (8775166).

11700212 is a wasteful number, since it uses less digits than its factorization.

11700212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925057 (or 2925055 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 11700212 is about 3420.5572645404. The cubic root of 11700212 is about 227.0202392247.

Adding to 11700212 its reverse (21200711), we get a palindrome (32900923).

The spelling of 11700212 in words is "eleven million, seven hundred thousand, two hundred twelve".