11290747 has 8 divisors (see below), whose sum is σ = 12274416. Its totient is φ = 10323552.

The previous prime is 11290717. The next prime is 11290751. The reversal of 11290747 is 74709211.

11290747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11290747 - 2⁷ = 11290619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11290717) 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, 2668 + ... + 5449.

It is an arithmetic number, because the mean of its divisors is an integer number (1534302).

Almost surely, 2^11290747 is an apocalyptic number.

11290747 is a deficient number, since it is larger than the sum of its proper divisors (983669).

11290747 is a wasteful number, since it uses less digits than its factorization.

11290747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8237.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 11290747 is about 3360.1706801887. The cubic root of 11290747 is about 224.3404355216.

Adding to 11290747 its reverse (74709211), we get a palindrome (85999958).

The spelling of 11290747 in words is "eleven million, two hundred ninety thousand, seven hundred forty-seven".