816162407 has 2 divisors, whose sum is σ = 816162408. Its totient is φ = 816162406.

The previous prime is 816162349. The next prime is 816162427. The reversal of 816162407 is 704261618.

816162407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 816162407 - 2⁶ = 816162343 is a prime.

It is a super-2 number, since 2×816162407² = 1332242149200067298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (816162427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408081203 + 408081204.

It is an arithmetic number, because the mean of its divisors is an integer number (408081204).

Almost surely, 2^816162407 is an apocalyptic number.

816162407 is a deficient number, since it is larger than the sum of its proper divisors (1).

816162407 is an equidigital number, since it uses as much as digits as its factorization.

816162407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 816162407 is about 28568.5562638366. The cubic root of 816162407 is about 934.5277365661.

The spelling of 816162407 in words is "eight hundred sixteen million, one hundred sixty-two thousand, four hundred seven".