11195913 has 8 divisors (see below), whose sum is σ = 15012000. Its totient is φ = 7421888.

The previous prime is 11195903. The next prime is 11195923. The reversal of 11195913 is 31959111.

It is an interprime number because it is at equal distance from previous prime (11195903) and next prime (11195923).

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

It is a cyclic number.

It is not a de Polignac number, because 11195913 - 2⁴ = 11195897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11195903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9888 + ... + 10961.

It is an arithmetic number, because the mean of its divisors is an integer number (1876500).

Almost surely, 2^11195913 is an apocalyptic number.

It is an amenable number.

11195913 is a deficient number, since it is larger than the sum of its proper divisors (3816087).

11195913 is a wasteful number, since it uses less digits than its factorization.

11195913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21031.

The product of its digits is 1215, while the sum is 30.

The square root of 11195913 is about 3346.0294380056. The cubic root of 11195913 is about 223.7105703332.

The spelling of 11195913 in words is "eleven million, one hundred ninety-five thousand, nine hundred thirteen".