146242519 has 2 divisors, whose sum is σ = 146242520. Its totient is φ = 146242518.

The previous prime is 146242511. The next prime is 146242541. The reversal of 146242519 is 915242641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146242519 - 2³ = 146242511 is a prime.

It is a super-2 number, since 2×146242519² = 42773748726930722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146242511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73121259 + 73121260.

It is an arithmetic number, because the mean of its divisors is an integer number (73121260).

Almost surely, 2^146242519 is an apocalyptic number.

146242519 is a deficient number, since it is larger than the sum of its proper divisors (1).

146242519 is an equidigital number, since it uses as much as digits as its factorization.

146242519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 146242519 is about 12093.0773172092. The cubic root of 146242519 is about 526.8551379531.

The spelling of 146242519 in words is "one hundred forty-six million, two hundred forty-two thousand, five hundred nineteen".