412168649 has 2 divisors, whose sum is σ = 412168650. Its totient is φ = 412168648.

The previous prime is 412168637. The next prime is 412168661. The reversal of 412168649 is 946861214.

It is a balanced prime because it is at equal distance from previous prime (412168637) and next prime (412168661).

It can be written as a sum of positive squares in only one way, i.e., 388090000 + 24078649 = 19700^2 + 4907^2 .

It is a cyclic number.

It is not a de Polignac number, because 412168649 - 2¹² = 412164553 is a prime.

It is a super-3 number, since 3×412168649³ (a number of 27 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (412168609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206084324 + 206084325.

It is an arithmetic number, because the mean of its divisors is an integer number (206084325).

Almost surely, 2^412168649 is an apocalyptic number.

It is an amenable number.

412168649 is a deficient number, since it is larger than the sum of its proper divisors (1).

412168649 is an equidigital number, since it uses as much as digits as its factorization.

412168649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 412168649 is about 20301.9370750675. The cubic root of 412168649 is about 744.2034029991.

The spelling of 412168649 in words is "four hundred twelve million, one hundred sixty-eight thousand, six hundred forty-nine".