40541653 has 2 divisors, whose sum is σ = 40541654. Its totient is φ = 40541652.

The previous prime is 40541629. The next prime is 40541659. The reversal of 40541653 is 35614504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30448324 + 10093329 = 5518^2 + 3177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40541653 is a prime.

It is equal to p_2464642 and since 40541653 and 2464642 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40541659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20270826 + 20270827.

It is an arithmetic number, because the mean of its divisors is an integer number (20270827).

Almost surely, 2^40541653 is an apocalyptic number.

It is an amenable number.

40541653 is a deficient number, since it is larger than the sum of its proper divisors (1).

40541653 is an equidigital number, since it uses as much as digits as its factorization.

40541653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 40541653 is about 6367.2327584281. The cubic root of 40541653 is about 343.5319627552.

The spelling of 40541653 in words is "forty million, five hundred forty-one thousand, six hundred fifty-three".