40053973 has 2 divisors, whose sum is σ = 40053974. Its totient is φ = 40053972.

The previous prime is 40053961. The next prime is 40054019. The reversal of 40053973 is 37935004.

40053973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38031889 + 2022084 = 6167^2 + 1422^2 .

It is a cyclic number.

It is not a de Polignac number, because 40053973 - 2²⁵ = 6499541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40053913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20026986 + 20026987.

It is an arithmetic number, because the mean of its divisors is an integer number (20026987).

Almost surely, 2^40053973 is an apocalyptic number.

It is an amenable number.

40053973 is a deficient number, since it is larger than the sum of its proper divisors (1).

40053973 is an equidigital number, since it uses as much as digits as its factorization.

40053973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 40053973 is about 6328.8208222385. The cubic root of 40053973 is about 342.1489410886.

Adding to 40053973 its reverse (37935004), we get a palindrome (77988977).

The spelling of 40053973 in words is "forty million, fifty-three thousand, nine hundred seventy-three".