146391341 has 2 divisors, whose sum is σ = 146391342. Its totient is φ = 146391340.

The previous prime is 146391317. The next prime is 146391397. The reversal of 146391341 is 143193641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81830116 + 64561225 = 9046^2 + 8035^2 .

It is an emirp because it is prime and its reverse (143193641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146391341 - 2¹⁸ = 146129197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146391298 and 146391307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146391241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73195670 + 73195671.

It is an arithmetic number, because the mean of its divisors is an integer number (73195671).

Almost surely, 2^146391341 is an apocalyptic number.

It is an amenable number.

146391341 is a deficient number, since it is larger than the sum of its proper divisors (1).

146391341 is an equidigital number, since it uses as much as digits as its factorization.

146391341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 146391341 is about 12099.2289423748. The cubic root of 146391341 is about 527.0337933675.

The spelling of 146391341 in words is "one hundred forty-six million, three hundred ninety-one thousand, three hundred forty-one".