40066113 has 4 divisors (see below), whose sum is σ = 53421488. Its totient is φ = 26710740.

The previous prime is 40066099. The next prime is 40066151. The reversal of 40066113 is 31166004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40066113 - 2⁹ = 40065601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40066113.

It is not an unprimeable number, because it can be changed into a prime (40066163) 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 3 ways as a sum of consecutive naturals, for example, 6677683 + ... + 6677688.

It is an arithmetic number, because the mean of its divisors is an integer number (13355372).

Almost surely, 2^40066113 is an apocalyptic number.

It is an amenable number.

40066113 is a deficient number, since it is larger than the sum of its proper divisors (13355375).

40066113 is a wasteful number, since it uses less digits than its factorization.

40066113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13355374.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 40066113 is about 6329.7798539918. The cubic root of 40066113 is about 342.1835050221.

The spelling of 40066113 in words is "forty million, sixty-six thousand, one hundred thirteen".