11810870 has 16 divisors (see below), whose sum is σ = 21778848. Its totient is φ = 4608960.

The previous prime is 11810857. The next prime is 11810879. The reversal of 11810870 is 7801811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11810879) 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, 13994 + ... + 14813.

It is an arithmetic number, because the mean of its divisors is an integer number (1361178).

Almost surely, 2^11810870 is an apocalyptic number.

11810870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11810870 is a deficient number, since it is larger than the sum of its proper divisors (9967978).

11810870 is a wasteful number, since it uses less digits than its factorization.

11810870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28855.

The product of its (nonzero) digits is 448, while the sum is 26.

The square root of 11810870 is about 3436.6946329286. The cubic root of 11810870 is about 227.7336969802.

The spelling of 11810870 in words is "eleven million, eight hundred ten thousand, eight hundred seventy".