11964197 has 12 divisors (see below), whose sum is σ = 13937376. Its totient is φ = 10060680.

The previous prime is 11964193. The next prime is 11964259. The reversal of 11964197 is 79146911.

It is not a de Polignac number, because 11964197 - 2² = 11964193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11964197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11964193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24122 + ... + 24612.

It is an arithmetic number, because the mean of its divisors is an integer number (1161448).

Almost surely, 2^11964197 is an apocalyptic number.

It is an amenable number.

11964197 is a deficient number, since it is larger than the sum of its proper divisors (1973179).

11964197 is an frugal number, since it uses more digits than its factorization.

11964197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 557 counting only the distinct ones).

The product of its digits is 13608, while the sum is 38.

The square root of 11964197 is about 3458.9300368756. The cubic root of 11964197 is about 228.7149316682.

The spelling of 11964197 in words is "eleven million, nine hundred sixty-four thousand, one hundred ninety-seven".