11965695 has 32 divisors (see below), whose sum is σ = 22159872. Its totient is φ = 5400192.

The previous prime is 11965673. The next prime is 11965697. The reversal of 11965695 is 59656911.

It is not a de Polignac number, because 11965695 - 2¹⁸ = 11703551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11965697) 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, 8029 + ... + 9401.

It is an arithmetic number, because the mean of its divisors is an integer number (692496).

Almost surely, 2^11965695 is an apocalyptic number.

11965695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11965695 is a deficient number, since it is larger than the sum of its proper divisors (10194177).

11965695 is a wasteful number, since it uses less digits than its factorization.

11965695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471.

The product of its digits is 72900, while the sum is 42.

The square root of 11965695 is about 3459.1465710490. The cubic root of 11965695 is about 228.7244768322.

The spelling of 11965695 in words is "eleven million, nine hundred sixty-five thousand, six hundred ninety-five".