11961795 has 32 divisors (see below), whose sum is σ = 20623680. Its totient is φ = 5898240.

The previous prime is 11961751. The next prime is 11961797. The reversal of 11961795 is 59716911.

11961795 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11961795 - 2⁶ = 11961731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11961797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15171 + ... + 15939.

It is an arithmetic number, because the mean of its divisors is an integer number (644490).

Almost surely, 2^11961795 is an apocalyptic number.

11961795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11961795 is a deficient number, since it is larger than the sum of its proper divisors (8661885).

11961795 is a wasteful number, since it uses less digits than its factorization.

11961795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855.

The product of its digits is 17010, while the sum is 39.

The square root of 11961795 is about 3458.5828022472. The cubic root of 11961795 is about 228.6996246084.

It can be divided in two parts, 1196179 and 5, that multiplied together give a palindrome (5980895).

The spelling of 11961795 in words is "eleven million, nine hundred sixty-one thousand, seven hundred ninety-five".