11347021 has 8 divisors (see below), whose sum is σ = 12993344. Its totient is φ = 9707040.

The previous prime is 11346997. The next prime is 11347051. The reversal of 11347021 is 12074311.

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

It is not a de Polignac number, because 11347021 - 2⁹ = 11346509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11347021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11347051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241 + ... + 5761.

It is an arithmetic number, because the mean of its divisors is an integer number (1624168).

Almost surely, 2^11347021 is an apocalyptic number.

It is an amenable number.

11347021 is a deficient number, since it is larger than the sum of its proper divisors (1646323).

11347021 is an equidigital number, since it uses as much as digits as its factorization.

11347021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11347021 is about 3368.5339541112. The cubic root of 11347021 is about 224.7125283410.

The spelling of 11347021 in words is "eleven million, three hundred forty-seven thousand, twenty-one".