41779121 has 2 divisors, whose sum is σ = 41779122. Its totient is φ = 41779120.

The previous prime is 41779093. The next prime is 41779189. The reversal of 41779121 is 12197714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20976400 + 20802721 = 4580^2 + 4561^2 .

It is a cyclic number.

It is not a de Polignac number, because 41779121 - 2⁶ = 41779057 is a prime.

It is not a weakly prime, because it can be changed into another prime (41779321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20889560 + 20889561.

It is an arithmetic number, because the mean of its divisors is an integer number (20889561).

Almost surely, 2^41779121 is an apocalyptic number.

It is an amenable number.

41779121 is a deficient number, since it is larger than the sum of its proper divisors (1).

41779121 is an equidigital number, since it uses as much as digits as its factorization.

41779121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 32.

The square root of 41779121 is about 6463.6770494820. The cubic root of 41779121 is about 346.9922429313.

The spelling of 41779121 in words is "forty-one million, seven hundred seventy-nine thousand, one hundred twenty-one".