11973601 has 8 divisors (see below), whose sum is σ = 12260160. Its totient is φ = 11689392.

The previous prime is 11973589. The next prime is 11973623. The reversal of 11973601 is 10637911.

11973601 is nontrivially palindromic in base 15.

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 11973601 - 2⁷ = 11973473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11973601.

It is not an unprimeable number, because it can be changed into a prime (11973641) 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, 13510 + ... + 14368.

It is an arithmetic number, because the mean of its divisors is an integer number (1532520).

Almost surely, 2^11973601 is an apocalyptic number.

It is an amenable number.

11973601 is a deficient number, since it is larger than the sum of its proper divisors (286559).

11973601 is an equidigital number, since it uses as much as digits as its factorization.

11973601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 11973601 is about 3460.2891497677. The cubic root of 11973601 is about 228.7748401862.

The spelling of 11973601 in words is "eleven million, nine hundred seventy-three thousand, six hundred one".