146047459 has 8 divisors (see below), whose sum is σ = 154962288. Its totient is φ = 137168640.

The previous prime is 146047441. The next prime is 146047463. The reversal of 146047459 is 954740641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146047459 - 2⁵ = 146047427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146047159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402 + ... + 17095.

It is an arithmetic number, because the mean of its divisors is an integer number (19370286).

Almost surely, 2^146047459 is an apocalyptic number.

146047459 is a deficient number, since it is larger than the sum of its proper divisors (8914829).

146047459 is a wasteful number, since it uses less digits than its factorization.

146047459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18005.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 146047459 is about 12085.0096814194. The cubic root of 146047459 is about 526.6207918614.

The spelling of 146047459 in words is "one hundred forty-six million, forty-seven thousand, four hundred fifty-nine".