41640553 has 2 divisors, whose sum is σ = 41640554. Its totient is φ = 41640552.

The previous prime is 41640541. The next prime is 41640569. The reversal of 41640553 is 35504614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33500944 + 8139609 = 5788^2 + 2853^2 .

It is a cyclic number.

It is not a de Polignac number, because 41640553 - 2⁹ = 41640041 is a prime.

It is not a weakly prime, because it can be changed into another prime (41640523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20820276 + 20820277.

It is an arithmetic number, because the mean of its divisors is an integer number (20820277).

Almost surely, 2^41640553 is an apocalyptic number.

It is an amenable number.

41640553 is a deficient number, since it is larger than the sum of its proper divisors (1).

41640553 is an equidigital number, since it uses as much as digits as its factorization.

41640553 is an evil number, because the sum of its binary digits is even.

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

The square root of 41640553 is about 6452.9491707281. The cubic root of 41640553 is about 346.6081972190.

The spelling of 41640553 in words is "forty-one million, six hundred forty thousand, five hundred fifty-three".