146678945 has 16 divisors (see below), whose sum is σ = 201460608. Its totient is φ = 100429440.

The previous prime is 146678933. The next prime is 146678947. The reversal of 146678945 is 549876641.

It is not a de Polignac number, because 146678945 - 2⁴ = 146678929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146678893 and 146678902.

It is not an unprimeable number, because it can be changed into a prime (146678947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23882 + ... + 29388.

It is an arithmetic number, because the mean of its divisors is an integer number (12591288).

Almost surely, 2^146678945 is an apocalyptic number.

It is an amenable number.

146678945 is a deficient number, since it is larger than the sum of its proper divisors (54781663).

146678945 is an equidigital number, since it uses as much as digits as its factorization.

146678945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6280.

The product of its digits is 1451520, while the sum is 50.

The square root of 146678945 is about 12111.1083307846. The cubic root of 146678945 is about 527.3787087391.

The spelling of 146678945 in words is "one hundred forty-six million, six hundred seventy-eight thousand, nine hundred forty-five".