11039990 has 32 divisors (see below), whose sum is σ = 21573216. Its totient is φ = 4043520.

The previous prime is 11039957. The next prime is 11039993. The reversal of 11039990 is 9993011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11039993) 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 15 ways as a sum of consecutive naturals, for example, 20930 + ... + 21450.

It is an arithmetic number, because the mean of its divisors is an integer number (674163).

Almost surely, 2^11039990 is an apocalyptic number.

11039990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11039990 is a deficient number, since it is larger than the sum of its proper divisors (10533226).

11039990 is a wasteful number, since it uses less digits than its factorization.

11039990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704.

The product of its (nonzero) digits is 2187, while the sum is 32.

The square root of 11039990 is about 3322.6480403437. The cubic root of 11039990 is about 222.6671890737.

The spelling of 11039990 in words is "eleven million, thirty-nine thousand, nine hundred ninety".