146131434 has 12 divisors (see below), whose sum is σ = 316618146. Its totient is φ = 48710472.

The previous prime is 146131423. The next prime is 146131459. The reversal of 146131434 is 434131641.

146131434 is a `hidden beast` number, since 1 + 4 + 613 + 1 + 43 + 4 = 666.

146131434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 119968209 + 26163225 = 10953^2 + 5115^2 .

It is a junction number, because it is equal to n+sod(n) for n = 146131398 and 146131407.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4059189 + ... + 4059224.

Almost surely, 2^146131434 is an apocalyptic number.

146131434 is an abundant number, since it is smaller than the sum of its proper divisors (170486712).

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

146131434 is a wasteful number, since it uses less digits than its factorization.

146131434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8118421 (or 8118418 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 146131434 is about 12088.4835277217. The cubic root of 146131434 is about 526.7217054232.

The spelling of 146131434 in words is "one hundred forty-six million, one hundred thirty-one thousand, four hundred thirty-four".