41657513 has 2 divisors, whose sum is σ = 41657514. Its totient is φ = 41657512.

The previous prime is 41657507. The next prime is 41657527. The reversal of 41657513 is 31575614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39337984 + 2319529 = 6272^2 + 1523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41657513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41657513.

It is not a weakly prime, because it can be changed into another prime (41657503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20828756 + 20828757.

It is an arithmetic number, because the mean of its divisors is an integer number (20828757).

Almost surely, 2^41657513 is an apocalyptic number.

It is an amenable number.

41657513 is a deficient number, since it is larger than the sum of its proper divisors (1).

41657513 is an equidigital number, since it uses as much as digits as its factorization.

41657513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 32.

The square root of 41657513 is about 6454.2631647617. The cubic root of 41657513 is about 346.6552481241.

The spelling of 41657513 in words is "forty-one million, six hundred fifty-seven thousand, five hundred thirteen".