11973097 has 4 divisors (see below), whose sum is σ = 12603280. Its totient is φ = 11342916.

The previous prime is 11973079. The next prime is 11973113. The reversal of 11973097 is 79037911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11973097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11973067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315063 + ... + 315100.

It is an arithmetic number, because the mean of its divisors is an integer number (3150820).

Almost surely, 2^11973097 is an apocalyptic number.

It is an amenable number.

11973097 is a deficient number, since it is larger than the sum of its proper divisors (630183).

11973097 is an equidigital number, since it uses as much as digits as its factorization.

11973097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630182.

The product of its (nonzero) digits is 11907, while the sum is 37.

The square root of 11973097 is about 3460.2163227174. The cubic root of 11973097 is about 228.7716302319.

The spelling of 11973097 in words is "eleven million, nine hundred seventy-three thousand, ninety-seven".