11004988 has 6 divisors (see below), whose sum is σ = 19258736. Its totient is φ = 5502492.

The previous prime is 11004979. The next prime is 11005013. The reversal of 11004988 is 88940011.

It is a super-2 number, since 2×11004988² = 242219521760288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375620 + ... + 1375627.

Almost surely, 2^11004988 is an apocalyptic number.

It is an amenable number.

11004988 is a deficient number, since it is larger than the sum of its proper divisors (8253748).

11004988 is a wasteful number, since it uses less digits than its factorization.

11004988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751251 (or 2751249 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 11004988 is about 3317.3766744221. The cubic root of 11004988 is about 222.4316197732.

Adding to 11004988 its reverse (88940011), we get a palindrome (99944999).

The spelling of 11004988 in words is "eleven million, four thousand, nine hundred eighty-eight".