11140506 has 24 divisors (see below), whose sum is σ = 25995060. Its totient is φ = 3427776.

The previous prime is 11140489. The next prime is 11140511. The reversal of 11140506 is 60504111.

It can be written as a sum of positive squares in 2 ways, for example, as 10791225 + 349281 = 3285^2 + 591^2 .

It is a super-2 number, since 2×11140506² = 248221747872072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23571 + ... + 24038.

Almost surely, 2^11140506 is an apocalyptic number.

11140506 is an abundant number, since it is smaller than the sum of its proper divisors (14854554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140506 is a wasteful number, since it uses less digits than its factorization.

11140506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47630 (or 47627 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11140506 is about 3337.7396543170. The cubic root of 11140506 is about 223.3409224915.

Adding to 11140506 its reverse (60504111), we get a palindrome (71644617).

The spelling of 11140506 in words is "eleven million, one hundred forty thousand, five hundred six".