11197942 has 8 divisors (see below), whose sum is σ = 19196496. Its totient is φ = 4799112.

The previous prime is 11197919. The next prime is 11197943. The reversal of 11197942 is 24979111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11197898 and 11197907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11197943) 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, 399913 + ... + 399940.

It is an arithmetic number, because the mean of its divisors is an integer number (2399562).

Almost surely, 2^11197942 is an apocalyptic number.

11197942 is a deficient number, since it is larger than the sum of its proper divisors (7998554).

11197942 is an equidigital number, since it uses as much as digits as its factorization.

11197942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799862.

The product of its digits is 4536, while the sum is 34.

The square root of 11197942 is about 3346.3326194507. The cubic root of 11197942 is about 223.7240836373.

The spelling of 11197942 in words is "eleven million, one hundred ninety-seven thousand, nine hundred forty-two".