11679765 has 32 divisors (see below), whose sum is σ = 19979136. Its totient is φ = 5806080.

The previous prime is 11679761. The next prime is 11679797. The reversal of 11679765 is 56797611.

It is not a de Polignac number, because 11679765 - 2² = 11679761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11679761) 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, 41425 + ... + 41705.

It is an arithmetic number, because the mean of its divisors is an integer number (624348).

Almost surely, 2^11679765 is an apocalyptic number.

11679765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11679765 is a deficient number, since it is larger than the sum of its proper divisors (8299371).

11679765 is a wasteful number, since it uses less digits than its factorization.

11679765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469.

The product of its digits is 79380, while the sum is 42.

The square root of 11679765 is about 3417.5671171171. The cubic root of 11679765 is about 226.8879171360.

The spelling of 11679765 in words is "eleven million, six hundred seventy-nine thousand, seven hundred sixty-five".