411342109 has 2 divisors, whose sum is σ = 411342110. Its totient is φ = 411342108.

The previous prime is 411342103. The next prime is 411342137. The reversal of 411342109 is 901243114.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231192025 + 180150084 = 15205^2 + 13422^2 .

It is a cyclic number.

It is not a de Polignac number, because 411342109 - 2³ = 411342101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411342101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205671054 + 205671055.

It is an arithmetic number, because the mean of its divisors is an integer number (205671055).

Almost surely, 2^411342109 is an apocalyptic number.

It is an amenable number.

411342109 is a deficient number, since it is larger than the sum of its proper divisors (1).

411342109 is an equidigital number, since it uses as much as digits as its factorization.

411342109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 411342109 is about 20281.5706738901. The cubic root of 411342109 is about 743.7056087810.

The spelling of 411342109 in words is "four hundred eleven million, three hundred forty-two thousand, one hundred nine".