146307347 has 4 divisors (see below), whose sum is σ = 152668560. Its totient is φ = 139946136.

The previous prime is 146307323. The next prime is 146307377. The reversal of 146307347 is 743703641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146307347 - 2¹⁰ = 146306323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146307307) 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 in 3 ways as a sum of consecutive naturals, for example, 3180572 + ... + 3180617.

It is an arithmetic number, because the mean of its divisors is an integer number (38167140).

Almost surely, 2^146307347 is an apocalyptic number.

146307347 is a deficient number, since it is larger than the sum of its proper divisors (6361213).

146307347 is an equidigital number, since it uses as much as digits as its factorization.

146307347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6361212.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 146307347 is about 12095.7573967073. The cubic root of 146307347 is about 526.9329765085.

The spelling of 146307347 in words is "one hundred forty-six million, three hundred seven thousand, three hundred forty-seven".