11964697 has 4 divisors (see below), whose sum is σ = 12190500. Its totient is φ = 11738896.

The previous prime is 11964679. The next prime is 11964713. The reversal of 11964697 is 79646911.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79646911 = 2027 ⋅39293.

It can be written as a sum of positive squares in 2 ways, for example, as 8637721 + 3326976 = 2939^2 + 1824^2 .

It is a cyclic number.

It is not a de Polignac number, because 11964697 - 2⁷ = 11964569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11964607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112822 + ... + 112927.

It is an arithmetic number, because the mean of its divisors is an integer number (3047625).

Almost surely, 2^11964697 is an apocalyptic number.

It is an amenable number.

11964697 is a deficient number, since it is larger than the sum of its proper divisors (225803).

11964697 is an equidigital number, since it uses as much as digits as its factorization.

11964697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225802.

The product of its digits is 81648, while the sum is 43.

The square root of 11964697 is about 3459.0023128064. The cubic root of 11964697 is about 228.7181177260.

The spelling of 11964697 in words is "eleven million, nine hundred sixty-four thousand, six hundred ninety-seven".