146768399 has 2 divisors, whose sum is σ = 146768400. Its totient is φ = 146768398.

The previous prime is 146768393. The next prime is 146768443. The reversal of 146768399 is 993867641.

146768399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146768399 - 2⁴ = 146768383 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146768399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146768393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73384199 + 73384200.

It is an arithmetic number, because the mean of its divisors is an integer number (73384200).

Almost surely, 2^146768399 is an apocalyptic number.

146768399 is a deficient number, since it is larger than the sum of its proper divisors (1).

146768399 is an equidigital number, since it uses as much as digits as its factorization.

146768399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The square root of 146768399 is about 12114.8008237858. The cubic root of 146768399 is about 527.4858964656.

The spelling of 146768399 in words is "one hundred forty-six million, seven hundred sixty-eight thousand, three hundred ninety-nine".