11661795 has 12 divisors (see below), whose sum is σ = 20213856. Its totient is φ = 6219600.

The previous prime is 11661773. The next prime is 11661827. The reversal of 11661795 is 59716611.

It is a happy number.

It is not a de Polignac number, because 11661795 - 2¹⁰ = 11660771 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129531 + ... + 129620.

It is an arithmetic number, because the mean of its divisors is an integer number (1684488).

Almost surely, 2^11661795 is an apocalyptic number.

11661795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11661795 is a deficient number, since it is larger than the sum of its proper divisors (8552061).

11661795 is a wasteful number, since it uses less digits than its factorization.

11661795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259162 (or 259159 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 11661795 is about 3414.9370418794. The cubic root of 11661795 is about 226.7714973093.

The spelling of 11661795 in words is "eleven million, six hundred sixty-one thousand, seven hundred ninety-five".