11521014 has 16 divisors (see below), whose sum is σ = 23075328. Its totient is φ = 3834792.

The previous prime is 11521007. The next prime is 11521021. The reversal of 11521014 is 41012511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11521007) and next prime (11521021).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11520984 and 11521002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7239 + ... + 8685.

It is an arithmetic number, because the mean of its divisors is an integer number (1442208).

Almost surely, 2^11521014 is an apocalyptic number.

11521014 is an abundant number, since it is smaller than the sum of its proper divisors (11554314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11521014 is a wasteful number, since it uses less digits than its factorization.

11521014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 11521014 is about 3394.2619227160. The cubic root of 11521014 is about 225.8552731991.

Adding to 11521014 its reverse (41012511), we get a palindrome (52533525).

The spelling of 11521014 in words is "eleven million, five hundred twenty-one thousand, fourteen".