146531130 has 32 divisors (see below), whose sum is σ = 360255168. Its totient is φ = 38121600.

The previous prime is 146531129. The next prime is 146531179. The reversal of 146531130 is 31135641.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 146531130.

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, 58336 + ... + 60795.

It is an arithmetic number, because the mean of its divisors is an integer number (11257974).

Almost surely, 2^146531130 is an apocalyptic number.

146531130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146531130 is an abundant number, since it is smaller than the sum of its proper divisors (213724038).

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

146531130 is a wasteful number, since it uses less digits than its factorization.

146531130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119182.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 146531130 is about 12105.0043370500. The cubic root of 146531130 is about 527.2014947461.

Adding to 146531130 its reverse (31135641), we get a palindrome (177666771).

The spelling of 146531130 in words is "one hundred forty-six million, five hundred thirty-one thousand, one hundred thirty".