41691607 has 2 divisors, whose sum is σ = 41691608. Its totient is φ = 41691606.

The previous prime is 41691557. The next prime is 41691623. The reversal of 41691607 is 70619614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41691607 - 2¹⁵ = 41658839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41691007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20845803 + 20845804.

It is an arithmetic number, because the mean of its divisors is an integer number (20845804).

Almost surely, 2^41691607 is an apocalyptic number.

41691607 is a deficient number, since it is larger than the sum of its proper divisors (1).

41691607 is an equidigital number, since it uses as much as digits as its factorization.

41691607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 41691607 is about 6456.9038245896. The cubic root of 41691607 is about 346.7497940240.

It can be divided in two parts, 4169 and 1607, that added together give a square (5776 = 76²).

The spelling of 41691607 in words is "forty-one million, six hundred ninety-one thousand, six hundred seven".