40108727 has 2 divisors, whose sum is σ = 40108728. Its totient is φ = 40108726.

The previous prime is 40108697. The next prime is 40108751. The reversal of 40108727 is 72780104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40108727 - 2¹⁰ = 40107703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40108727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40108787) 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 as a sum of consecutive naturals, namely, 20054363 + 20054364.

It is an arithmetic number, because the mean of its divisors is an integer number (20054364).

Almost surely, 2^40108727 is an apocalyptic number.

40108727 is a deficient number, since it is larger than the sum of its proper divisors (1).

40108727 is an equidigital number, since it uses as much as digits as its factorization.

40108727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 40108727 is about 6333.1451112382. The cubic root of 40108727 is about 342.3047765917.

The spelling of 40108727 in words is "forty million, one hundred eight thousand, seven hundred twenty-seven".