11810738 has 16 divisors (see below), whose sum is σ = 18213120. Its totient is φ = 5742000.

The previous prime is 11810731. The next prime is 11810789. The reversal of 11810738 is 83701811.

It is a self number, because there is not a number n which added to its sum of digits gives 11810738.

It is not an unprimeable number, because it can be changed into a prime (11810731) 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, 11423 + ... + 12413.

It is an arithmetic number, because the mean of its divisors is an integer number (1138320).

Almost surely, 2^11810738 is an apocalyptic number.

11810738 is a deficient number, since it is larger than the sum of its proper divisors (6402382).

11810738 is a wasteful number, since it uses less digits than its factorization.

11810738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153.

The product of its (nonzero) digits is 1344, while the sum is 29.

The square root of 11810738 is about 3436.6754283755. The cubic root of 11810738 is about 227.7328485821.

The spelling of 11810738 in words is "eleven million, eight hundred ten thousand, seven hundred thirty-eight".