146116521 has 16 divisors (see below), whose sum is σ = 218574720. Its totient is φ = 96463440.

The previous prime is 146116501. The next prime is 146116541. The reversal of 146116521 is 125611641.

146116521 is a `hidden beast` number, since 1 + 4 + 6 + 1 + 1 + 652 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (146116501) and next prime (146116541).

It is not a de Polignac number, because 146116521 - 2⁵ = 146116489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (146116501) 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, 23490 + ... + 29051.

It is an arithmetic number, because the mean of its divisors is an integer number (13660920).

Almost surely, 2^146116521 is an apocalyptic number.

It is an amenable number.

146116521 is a deficient number, since it is larger than the sum of its proper divisors (72458199).

146116521 is a wasteful number, since it uses less digits than its factorization.

146116521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52653 (or 52647 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 146116521 is about 12087.8666852344. The cubic root of 146116521 is about 526.7037871520.

The spelling of 146116521 in words is "one hundred forty-six million, one hundred sixteen thousand, five hundred twenty-one".