11002601 has 4 divisors (see below), whose sum is σ = 11009604. Its totient is φ = 10995600.

The previous prime is 11002591. The next prime is 11002603. The reversal of 11002601 is 10620011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1243225 + 9759376 = 1115^2 + 3124^2 .

It is a cyclic number.

It is not a de Polignac number, because 11002601 - 2¹⁰ = 11001577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71 + ... + 4691.

It is an arithmetic number, because the mean of its divisors is an integer number (2752401).

Almost surely, 2^11002601 is an apocalyptic number.

It is an amenable number.

11002601 is a deficient number, since it is larger than the sum of its proper divisors (7003).

11002601 is an equidigital number, since it uses as much as digits as its factorization.

11002601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7002.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11002601 is about 3317.0168826824. The cubic root of 11002601 is about 222.4155366822.

Adding to 11002601 its reverse (10620011), we get a palindrome (21622612).

The spelling of 11002601 in words is "eleven million, two thousand, six hundred one".