11195901 has 20 divisors (see below), whose sum is σ = 16982592. Its totient is φ = 7348968.

The previous prime is 11195897. The next prime is 11195903. The reversal of 11195901 is 10959111.

It is not a de Polignac number, because 11195901 - 2² = 11195897 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4396 + ... + 6458.

Almost surely, 2^11195901 is an apocalyptic number.

It is an amenable number.

11195901 is a deficient number, since it is larger than the sum of its proper divisors (5786691).

11195901 is an equidigital number, since it uses as much as digits as its factorization.

11195901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142 (or 2133 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 27.

The square root of 11195901 is about 3346.0276448350. The cubic root of 11195901 is about 223.7104904074.

The spelling of 11195901 in words is "eleven million, one hundred ninety-five thousand, nine hundred one".