11000138 has 8 divisors (see below), whose sum is σ = 16515840. Its totient is φ = 5494860.

The previous prime is 11000113. The next prime is 11000149. The reversal of 11000138 is 83100011.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1073 + ... + 4811.

It is an arithmetic number, because the mean of its divisors is an integer number (2064480).

Almost surely, 2^11000138 is an apocalyptic number.

11000138 is a deficient number, since it is larger than the sum of its proper divisors (5515702).

11000138 is a wasteful number, since it uses less digits than its factorization.

11000138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 11000138 is about 3316.6455945729. The cubic root of 11000138 is about 222.3989390811.

Adding to 11000138 its reverse (83100011), we get a palindrome (94100149).

The spelling of 11000138 in words is "eleven million, one hundred thirty-eight", and thus it is an aban number.