146514689 has 4 divisors (see below), whose sum is σ = 150088260. Its totient is φ = 142941120.

The previous prime is 146514661. The next prime is 146514691. The reversal of 146514689 is 986415641.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11560000 + 134954689 = 3400^2 + 11617^2 .

It is a cyclic number.

It is not a de Polignac number, because 146514689 - 2¹⁶ = 146449153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146514629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1786724 + ... + 1786805.

It is an arithmetic number, because the mean of its divisors is an integer number (37522065).

Almost surely, 2^146514689 is an apocalyptic number.

It is an amenable number.

146514689 is a deficient number, since it is larger than the sum of its proper divisors (3573571).

146514689 is an equidigital number, since it uses as much as digits as its factorization.

146514689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3573570.

The product of its digits is 207360, while the sum is 44.

The square root of 146514689 is about 12104.3252186977. The cubic root of 146514689 is about 527.1817764242.

The spelling of 146514689 in words is "one hundred forty-six million, five hundred fourteen thousand, six hundred eighty-nine".