11421415 has 8 divisors (see below), whose sum is σ = 13899168. Its totient is φ = 9008160.

The previous prime is 11421401. The next prime is 11421437. The reversal of 11421415 is 51412411.

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

It is not a de Polignac number, because 11421415 - 2¹¹ = 11419367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11421392 and 11421401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15732 + ... + 16441.

It is an arithmetic number, because the mean of its divisors is an integer number (1737396).

Almost surely, 2^11421415 is an apocalyptic number.

11421415 is a deficient number, since it is larger than the sum of its proper divisors (2477753).

11421415 is an equidigital number, since it uses as much as digits as its factorization.

11421415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32249.

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

The square root of 11421415 is about 3379.5584031054. The cubic root of 11421415 is about 225.2025501154.

Adding to 11421415 its reverse (51412411), we get a palindrome (62833826).

The spelling of 11421415 in words is "eleven million, four hundred twenty-one thousand, four hundred fifteen".