11600121 has 8 divisors (see below), whose sum is σ = 16656640. Its totient is φ = 7138512.

The previous prime is 11600111. The next prime is 11600131. The reversal of 11600121 is 12100611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11600111) and next prime (11600131).

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

It is not a de Polignac number, because 11600121 - 2¹⁰ = 11599097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11600097 and 11600106.

It is not an unprimeable number, because it can be changed into a prime (11600101) 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, 148681 + ... + 148758.

It is an arithmetic number, because the mean of its divisors is an integer number (2082080).

Almost surely, 2^11600121 is an apocalyptic number.

It is an amenable number.

11600121 is a deficient number, since it is larger than the sum of its proper divisors (5056519).

11600121 is a wasteful number, since it uses less digits than its factorization.

11600121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297455.

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

The square root of 11600121 is about 3405.8950365506. The cubic root of 11600121 is about 226.3710262818.

Adding to 11600121 its reverse (12100611), we get a palindrome (23700732).

The spelling of 11600121 in words is "eleven million, six hundred thousand, one hundred twenty-one".