11017420 has 24 divisors (see below), whose sum is σ = 23418864. Its totient is φ = 4353216.

The previous prime is 11017373. The next prime is 11017441. The reversal of 11017420 is 2471011.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 11017394 and 11017403.

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, 1659 + ... + 4978.

It is an arithmetic number, because the mean of its divisors is an integer number (975786).

Almost surely, 2^11017420 is an apocalyptic number.

11017420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11017420 is the 1660-th decagonal number.

It is an amenable number.

11017420 is an abundant number, since it is smaller than the sum of its proper divisors (12401444).

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

11017420 is a wasteful number, since it uses less digits than its factorization.

11017420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6729 (or 6727 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 11017420 is about 3319.2499152670. The cubic root of 11017420 is about 222.5153463303.

Adding to 11017420 its reverse (2471011), we get a palindrome (13488431).

The spelling of 11017420 in words is "eleven million, seventeen thousand, four hundred twenty".