11952161 has 8 divisors (see below), whose sum is σ = 13090560. Its totient is φ = 10845072.

The previous prime is 11952133. The next prime is 11952163. The reversal of 11952161 is 16125911.

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 11952161 - 2¹⁸ = 11690017 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 11952161.

It is not an unprimeable number, because it can be changed into a prime (11952163) 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, 7025 + ... + 8558.

It is an arithmetic number, because the mean of its divisors is an integer number (1636320).

Almost surely, 2^11952161 is an apocalyptic number.

It is an amenable number.

11952161 is a deficient number, since it is larger than the sum of its proper divisors (1138399).

11952161 is a wasteful number, since it uses less digits than its factorization.

11952161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15655.

The product of its digits is 540, while the sum is 26.

The square root of 11952161 is about 3457.1897546996. The cubic root of 11952161 is about 228.6382100811.

The spelling of 11952161 in words is "eleven million, nine hundred fifty-two thousand, one hundred sixty-one".