41565401 has 2 divisors, whose sum is σ = 41565402. Its totient is φ = 41565400.

The previous prime is 41565367. The next prime is 41565413. The reversal of 41565401 is 10456514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40653376 + 912025 = 6376^2 + 955^2 .

It is a cyclic number.

It is not a de Polignac number, because 41565401 - 2¹⁰ = 41564377 is a prime.

It is not a weakly prime, because it can be changed into another prime (41565421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20782700 + 20782701.

It is an arithmetic number, because the mean of its divisors is an integer number (20782701).

Almost surely, 2^41565401 is an apocalyptic number.

It is an amenable number.

41565401 is a deficient number, since it is larger than the sum of its proper divisors (1).

41565401 is an equidigital number, since it uses as much as digits as its factorization.

41565401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 41565401 is about 6447.1234670976. The cubic root of 41565401 is about 346.3995545733.

The spelling of 41565401 in words is "forty-one million, five hundred sixty-five thousand, four hundred one".