11021413 has 8 divisors (see below), whose sum is σ = 11900000. Its totient is φ = 10147248.

The previous prime is 11021411. The next prime is 11021473. The reversal of 11021413 is 31412011.

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

It is a cyclic number.

It is not a de Polignac number, because 11021413 - 2¹ = 11021411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11021393 and 11021402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5638 + ... + 7336.

It is an arithmetic number, because the mean of its divisors is an integer number (1487500).

Almost surely, 2^11021413 is an apocalyptic number.

11021413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11021413 is a deficient number, since it is larger than the sum of its proper divisors (878587).

11021413 is a wasteful number, since it uses less digits than its factorization.

11021413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11021413 is about 3319.8513520939. The cubic root of 11021413 is about 222.5422248693.

Adding to 11021413 its reverse (31412011), we get a palindrome (42433424).

The spelling of 11021413 in words is "eleven million, twenty-one thousand, four hundred thirteen".