146113140 has 48 divisors (see below), whose sum is σ = 418638528. Its totient is φ = 38056704.

The previous prime is 146113073. The next prime is 146113153. The reversal of 146113140 is 41311641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25737 + ... + 30896.

It is an arithmetic number, because the mean of its divisors is an integer number (8721636).

Almost surely, 2^146113140 is an apocalyptic number.

146113140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146113140 is an abundant number, since it is smaller than the sum of its proper divisors (272525388).

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

146113140 is a wasteful number, since it uses less digits than its factorization.

146113140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56688 (or 56686 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 146113140 is about 12087.7268334456. The cubic root of 146113140 is about 526.6997246425.

Adding to 146113140 its reverse (41311641), we get a palindrome (187424781).

The spelling of 146113140 in words is "one hundred forty-six million, one hundred thirteen thousand, one hundred forty".