146521116 has 48 divisors (see below), whose sum is σ = 434138880. Its totient is φ = 41862960.

The previous prime is 146521093. The next prime is 146521117. The reversal of 146521116 is 611125641.

146521116 is a `hidden beast` number, since 1 + 4 + 652 + 1 + 1 + 1 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146521116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146521117) 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, 96150 + ... + 97661.

It is an arithmetic number, because the mean of its divisors is an integer number (9044560).

Almost surely, 2^146521116 is an apocalyptic number.

It is an amenable number.

146521116 is an abundant number, since it is smaller than the sum of its proper divisors (287617764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146521116 is a wasteful number, since it uses less digits than its factorization.

146521116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193831 (or 193823 counting only the distinct ones).

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

The square root of 146521116 is about 12104.5906994000. The cubic root of 146521116 is about 527.1894847474.

Adding to 146521116 its reverse (611125641), we get a palindrome (757646757).

The spelling of 146521116 in words is "one hundred forty-six million, five hundred twenty-one thousand, one hundred sixteen".