11773397 has 4 divisors (see below), whose sum is σ = 12153216. Its totient is φ = 11393580.

The previous prime is 11773393. The next prime is 11773423. The reversal of 11773397 is 79337711.

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 not a de Polignac number, because 11773397 - 2² = 11773393 is a prime.

It is a super-2 number, since 2×11773397² = 277225753839218, which contains 22 as substring.

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 11773397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11773393) 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, 189863 + ... + 189924.

It is an arithmetic number, because the mean of its divisors is an integer number (3038304).

Almost surely, 2^11773397 is an apocalyptic number.

It is an amenable number.

11773397 is a deficient number, since it is larger than the sum of its proper divisors (379819).

11773397 is an equidigital number, since it uses as much as digits as its factorization.

11773397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379818.

The product of its digits is 27783, while the sum is 38.

The square root of 11773397 is about 3431.2384061735. The cubic root of 11773397 is about 227.4925940511.

The spelling of 11773397 in words is "eleven million, seven hundred seventy-three thousand, three hundred ninety-seven".