11464021 has 4 divisors (see below), whose sum is σ = 11522412. Its totient is φ = 11405632.

The previous prime is 11464009. The next prime is 11464031. The reversal of 11464021 is 12046411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9180900 + 2283121 = 3030^2 + 1511^2 .

It is a cyclic number.

It is not a de Polignac number, because 11464021 - 2⁹ = 11463509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11464021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11464031) 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, 28900 + ... + 29293.

It is an arithmetic number, because the mean of its divisors is an integer number (2880603).

Almost surely, 2^11464021 is an apocalyptic number.

It is an amenable number.

11464021 is a deficient number, since it is larger than the sum of its proper divisors (58391).

11464021 is an equidigital number, since it uses as much as digits as its factorization.

11464021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58390.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 11464021 is about 3385.8560217469. The cubic root of 11464021 is about 225.4822315618.

The spelling of 11464021 in words is "eleven million, four hundred sixty-four thousand, twenty-one".