11004031 has 8 divisors (see below), whose sum is σ = 11466000. Its totient is φ = 10551360.

The previous prime is 11004029. The next prime is 11004043. The reversal of 11004031 is 13040011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11004031 - 2¹ = 11004029 is a prime.

It is a super-2 number, since 2×11004031² = 242177396497922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11003999 and 11004017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001031) 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, 145 + ... + 4693.

It is an arithmetic number, because the mean of its divisors is an integer number (1433250).

Almost surely, 2^11004031 is an apocalyptic number.

11004031 is a deficient number, since it is larger than the sum of its proper divisors (461969).

11004031 is an equidigital number, since it uses as much as digits as its factorization.

11004031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11004031 is about 3317.2324308073. The cubic root of 11004031 is about 222.4251719930.

Adding to 11004031 its reverse (13040011), we get a palindrome (24044042).

The spelling of 11004031 in words is "eleven million, four thousand, thirty-one".