40973953 has 2 divisors, whose sum is σ = 40973954. Its totient is φ = 40973952.

The previous prime is 40973941. The next prime is 40973981. The reversal of 40973953 is 35937904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26708224 + 14265729 = 5168^2 + 3777^2 .

It is a cyclic number.

It is not a de Polignac number, because 40973953 - 2¹⁷ = 40842881 is a prime.

It is not a weakly prime, because it can be changed into another prime (40973923) 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, 20486976 + 20486977.

It is an arithmetic number, because the mean of its divisors is an integer number (20486977).

Almost surely, 2^40973953 is an apocalyptic number.

It is an amenable number.

40973953 is a deficient number, since it is larger than the sum of its proper divisors (1).

40973953 is an equidigital number, since it uses as much as digits as its factorization.

40973953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 40973953 is about 6401.0899853072. The cubic root of 40973953 is about 344.7486876635.

The spelling of 40973953 in words is "forty million, nine hundred seventy-three thousand, nine hundred fifty-three".