412539397 has 2 divisors, whose sum is σ = 412539398. Its totient is φ = 412539396.

The previous prime is 412539371. The next prime is 412539427. The reversal of 412539397 is 793935214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250715556 + 161823841 = 15834^2 + 12721^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412539397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412539317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206269698 + 206269699.

It is an arithmetic number, because the mean of its divisors is an integer number (206269699).

Almost surely, 2^412539397 is an apocalyptic number.

It is an amenable number.

412539397 is a deficient number, since it is larger than the sum of its proper divisors (1).

412539397 is an equidigital number, since it uses as much as digits as its factorization.

412539397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 412539397 is about 20311.0658755271. The cubic root of 412539397 is about 744.4264744992.

The spelling of 412539397 in words is "four hundred twelve million, five hundred thirty-nine thousand, three hundred ninety-seven".