11197967 has 4 divisors (see below), whose sum is σ = 12215976. Its totient is φ = 10179960.

The previous prime is 11197957. The next prime is 11197993. The reversal of 11197967 is 76979111.

11197967 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11197967 - 2⁶ = 11197903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11197957) 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, 508988 + ... + 509009.

It is an arithmetic number, because the mean of its divisors is an integer number (3053994).

Almost surely, 2^11197967 is an apocalyptic number.

11197967 is a deficient number, since it is larger than the sum of its proper divisors (1018009).

11197967 is a wasteful number, since it uses less digits than its factorization.

11197967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018008.

The product of its digits is 23814, while the sum is 41.

The square root of 11197967 is about 3346.3363548813. The cubic root of 11197967 is about 223.7242501291.

The spelling of 11197967 in words is "eleven million, one hundred ninety-seven thousand, nine hundred sixty-seven".