11521414 has 4 divisors (see below), whose sum is σ = 17282124. Its totient is φ = 5760706.

The previous prime is 11521379. The next prime is 11521421. The reversal of 11521414 is 41412511.

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

It is a junction number, because it is equal to n+sod(n) for n = 11521391 and 11521400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2880352 + ... + 2880355.

It is an arithmetic number, because the mean of its divisors is an integer number (4320531).

Almost surely, 2^11521414 is an apocalyptic number.

11521414 is a deficient number, since it is larger than the sum of its proper divisors (5760710).

11521414 is an equidigital number, since it uses as much as digits as its factorization.

11521414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760709.

The product of its digits is 160, while the sum is 19.

The square root of 11521414 is about 3394.3208451765. The cubic root of 11521414 is about 225.8578870044.

Adding to 11521414 its reverse (41412511), we get a palindrome (52933925).

It can be divided in two parts, 11521 and 414, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 11521414 in words is "eleven million, five hundred twenty-one thousand, four hundred fourteen".