11140745 has 32 divisors (see below), whose sum is σ = 17556480. Its totient is φ = 6575040.

The previous prime is 11140721. The next prime is 11140747. The reversal of 11140745 is 54704111.

11140745 = T₃₄₁ + T₃₄₂ + ... + T₄₇₃.

It is a happy number.

It is not a de Polignac number, because 11140745 - 2⁸ = 11140489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11140745.

It is not an unprimeable number, because it can be changed into a prime (11140747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6554 + ... + 8076.

It is an arithmetic number, because the mean of its divisors is an integer number (548640).

Almost surely, 2^11140745 is an apocalyptic number.

It is an amenable number.

11140745 is a deficient number, since it is larger than the sum of its proper divisors (6415735).

11140745 is a wasteful number, since it uses less digits than its factorization.

11140745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 11140745 is about 3337.7754567975. The cubic root of 11140745 is about 223.3425196093.

Adding to 11140745 its reverse (54704111), we get a palindrome (65844856).

The spelling of 11140745 in words is "eleven million, one hundred forty thousand, seven hundred forty-five".