11047690 has 8 divisors (see below), whose sum is σ = 19885860. Its totient is φ = 4419072.

The previous prime is 11047669. The next prime is 11047693. The reversal of 11047690 is 9674011.

It can be written as a sum of positive squares in 2 ways, for example, as 10169721 + 877969 = 3189^2 + 937^2 .

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

It is a super-2 number, since 2×11047690² = 244102908672200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11047693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552375 + ... + 552394.

Almost surely, 2^11047690 is an apocalyptic number.

11047690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11047690 is a deficient number, since it is larger than the sum of its proper divisors (8838170).

11047690 is a wasteful number, since it uses less digits than its factorization.

11047690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104776.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 11047690 is about 3323.8065527344. The cubic root of 11047690 is about 222.7189445222.

The spelling of 11047690 in words is "eleven million, forty-seven thousand, six hundred ninety".