11641004 has 6 divisors (see below), whose sum is σ = 20371764. Its totient is φ = 5820500.

The previous prime is 11641001. The next prime is 11641009. The reversal of 11641004 is 40014611.

It is not an unprimeable number, because it can be changed into a prime (11641001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1455122 + ... + 1455129.

It is an arithmetic number, because the mean of its divisors is an integer number (3395294).

Almost surely, 2^11641004 is an apocalyptic number.

It is an amenable number.

11641004 is a deficient number, since it is larger than the sum of its proper divisors (8730760).

11641004 is a wasteful number, since it uses less digits than its factorization.

11641004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2910255 (or 2910253 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 11641004 is about 3411.8915574795. The cubic root of 11641004 is about 226.6366521195.

Adding to 11641004 its reverse (40014611), we get a palindrome (51655615).

The spelling of 11641004 in words is "eleven million, six hundred forty-one thousand, four".