415340252209 has 2 divisors, whose sum is σ = 415340252210. Its totient is φ = 415340252208.

The previous prime is 415340252203. The next prime is 415340252309. The reversal of 415340252209 is 902252043514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278641458225 + 136698793984 = 527865^2 + 369728^2 .

It is a cyclic number.

It is not a de Polignac number, because 415340252209 - 2¹⁹ = 415339727921 is a prime.

It is not a weakly prime, because it can be changed into another prime (415340252203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207670126104 + 207670126105.

It is an arithmetic number, because the mean of its divisors is an integer number (207670126105).

Almost surely, 2^415340252209 is an apocalyptic number.

It is an amenable number.

415340252209 is a deficient number, since it is larger than the sum of its proper divisors (1).

415340252209 is an equidigital number, since it uses as much as digits as its factorization.

415340252209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 415340252209 in words is "four hundred fifteen billion, three hundred forty million, two hundred fifty-two thousand, two hundred nine".