146501347 has 2 divisors, whose sum is σ = 146501348. Its totient is φ = 146501346.

The previous prime is 146501339. The next prime is 146501351. The reversal of 146501347 is 743105641.

It is a strong prime.

It is an emirp because it is prime and its reverse (743105641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146501347 - 2³ = 146501339 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146501357) 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, 73250673 + 73250674.

It is an arithmetic number, because the mean of its divisors is an integer number (73250674).

Almost surely, 2^146501347 is an apocalyptic number.

146501347 is a deficient number, since it is larger than the sum of its proper divisors (1).

146501347 is an equidigital number, since it uses as much as digits as its factorization.

146501347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 146501347 is about 12103.7740808394. The cubic root of 146501347 is about 527.1657737676.

Adding to 146501347 its reverse (743105641), we get a palindrome (889606988).

The spelling of 146501347 in words is "one hundred forty-six million, five hundred one thousand, three hundred forty-seven".