11820070 has 8 divisors (see below), whose sum is σ = 21276144. Its totient is φ = 4728024.

The previous prime is 11820047. The next prime is 11820079. The reversal of 11820070 is 7002811.

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

It is a super-3 number, since 3×11820070³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11820079) 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 3 ways as a sum of consecutive naturals, for example, 590994 + ... + 591013.

It is an arithmetic number, because the mean of its divisors is an integer number (2659518).

Almost surely, 2^11820070 is an apocalyptic number.

11820070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11820070 is a deficient number, since it is larger than the sum of its proper divisors (9456074).

11820070 is a wasteful number, since it uses less digits than its factorization.

11820070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182014.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 11820070 is about 3438.0328677894. The cubic root of 11820070 is about 227.7928121920.

Adding to 11820070 its reverse (7002811), we get a palindrome (18822881).

The spelling of 11820070 in words is "eleven million, eight hundred twenty thousand, seventy".