40195111 has 6 divisors (see below), whose sum is σ = 44181536. Its totient is φ = 36540900.

The previous prime is 40195093. The next prime is 40195139. The reversal of 40195111 is 11159104.

It is not a de Polignac number, because 40195111 - 2¹⁹ = 39670823 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 (40195171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165975 + ... + 166216.

Almost surely, 2^40195111 is an apocalyptic number.

40195111 is a deficient number, since it is larger than the sum of its proper divisors (3986425).

40195111 is a wasteful number, since it uses less digits than its factorization.

40195111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332213 (or 332202 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 40195111 is about 6339.9614352139. The cubic root of 40195111 is about 342.5503461962.

The spelling of 40195111 in words is "forty million, one hundred ninety-five thousand, one hundred eleven".