146438519 has 2 divisors, whose sum is σ = 146438520. Its totient is φ = 146438518.

The previous prime is 146438507. The next prime is 146438569. The reversal of 146438519 is 915834641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146438519 - 2¹⁶ = 146372983 is a prime.

It is a super-2 number, since 2×146438519² = 42888479693826722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146438569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73219259 + 73219260.

It is an arithmetic number, because the mean of its divisors is an integer number (73219260).

Almost surely, 2^146438519 is an apocalyptic number.

146438519 is a deficient number, since it is larger than the sum of its proper divisors (1).

146438519 is an equidigital number, since it uses as much as digits as its factorization.

146438519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 146438519 is about 12101.1784136918. The cubic root of 146438519 is about 527.0904035685.

The spelling of 146438519 in words is "one hundred forty-six million, four hundred thirty-eight thousand, five hundred nineteen".