11039481 has 6 divisors (see below), whose sum is σ = 15945930. Its totient is φ = 7359648.

The previous prime is 11039461. The next prime is 11039489. The reversal of 11039481 is 18493011.

It can be written as a sum of positive squares in only one way, i.e., 10949481 + 90000 = 3309^2 + 300^2 .

It is not a de Polignac number, because 11039481 - 2⁵ = 11039449 is a prime.

It is a super-2 number, since 2×11039481² = 243740281498722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11039489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613296 + ... + 613313.

It is an arithmetic number, because the mean of its divisors is an integer number (2657655).

Almost surely, 2^11039481 is an apocalyptic number.

It is an amenable number.

11039481 is a deficient number, since it is larger than the sum of its proper divisors (4906449).

11039481 is a wasteful number, since it uses less digits than its factorization.

11039481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226615 (or 1226612 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 11039481 is about 3322.5714439271. The cubic root of 11039481 is about 222.6637669891.

The spelling of 11039481 in words is "eleven million, thirty-nine thousand, four hundred eighty-one".