11641036 has 24 divisors (see below), whose sum is σ = 23192064. Its totient is φ = 5060880.

The previous prime is 11641033. The next prime is 11641037. The reversal of 11641036 is 63014611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11640998 and 11641016.

It is not an unprimeable number, because it can be changed into a prime (11641033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4740 + ... + 6763.

It is an arithmetic number, because the mean of its divisors is an integer number (966336).

Almost surely, 2^11641036 is an apocalyptic number.

It is an amenable number.

11641036 is a deficient number, since it is larger than the sum of its proper divisors (11551028).

11641036 is a wasteful number, since it uses less digits than its factorization.

11641036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11541 (or 11539 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11641036 is about 3411.8962469571. The cubic root of 11641036 is about 226.6368597868.

Adding to 11641036 its reverse (63014611), we get a palindrome (74655647).

The spelling of 11641036 in words is "eleven million, six hundred forty-one thousand, thirty-six".