146247263 has 4 divisors (see below), whose sum is σ = 146353200. Its totient is φ = 146141328.

The previous prime is 146247259. The next prime is 146247301. The reversal of 146247263 is 362742641.

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 146247263 - 2² = 146247259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146247223) 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 in 3 ways as a sum of consecutive naturals, for example, 50870 + ... + 53667.

It is an arithmetic number, because the mean of its divisors is an integer number (36588300).

Almost surely, 2^146247263 is an apocalyptic number.

146247263 is a deficient number, since it is larger than the sum of its proper divisors (105937).

146247263 is a wasteful number, since it uses less digits than its factorization.

146247263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105936.

The product of its digits is 48384, while the sum is 35.

The square root of 146247263 is about 12093.2734608955. The cubic root of 146247263 is about 526.8608348229.

The spelling of 146247263 in words is "one hundred forty-six million, two hundred forty-seven thousand, two hundred sixty-three".