11850161 has 2 divisors, whose sum is σ = 11850162. Its totient is φ = 11850160.

The previous prime is 11850133. The next prime is 11850169. The reversal of 11850161 is 16105811.

It is a happy number.

11850161 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11771761 + 78400 = 3431^2 + 280^2 .

It is a cyclic number.

It is not a de Polignac number, because 11850161 - 2¹⁰ = 11849137 is a prime.

It is not a weakly prime, because it can be changed into another prime (11850169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5925080 + 5925081.

It is an arithmetic number, because the mean of its divisors is an integer number (5925081).

Almost surely, 2^11850161 is an apocalyptic number.

It is an amenable number.

11850161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11850161 is an equidigital number, since it uses as much as digits as its factorization.

11850161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 23.

The square root of 11850161 is about 3442.4062804962. The cubic root of 11850161 is about 227.9859499396.

Adding to 11850161 its reverse (16105811), we get a palindrome (27955972).

The spelling of 11850161 in words is "eleven million, eight hundred fifty thousand, one hundred sixty-one".