40923163 has 2 divisors, whose sum is σ = 40923164. Its totient is φ = 40923162.

The previous prime is 40923139. The next prime is 40923191. The reversal of 40923163 is 36132904.

It is an a-pointer prime, because the next prime (40923191) can be obtained adding 40923163 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40923163 - 2¹⁷ = 40792091 is a prime.

It is not a weakly prime, because it can be changed into another prime (40923563) 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, 20461581 + 20461582.

It is an arithmetic number, because the mean of its divisors is an integer number (20461582).

Almost surely, 2^40923163 is an apocalyptic number.

40923163 is a deficient number, since it is larger than the sum of its proper divisors (1).

40923163 is an equidigital number, since it uses as much as digits as its factorization.

40923163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 40923163 is about 6397.1214620327. The cubic root of 40923163 is about 344.6061822879.

The spelling of 40923163 in words is "forty million, nine hundred twenty-three thousand, one hundred sixty-three".