146131361 has 4 divisors (see below), whose sum is σ = 147062292. Its totient is φ = 145200432.

The previous prime is 146131343. The next prime is 146131367. The reversal of 146131361 is 163131641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102900736 + 43230625 = 10144^2 + 6575^2 .

It is a cyclic number.

It is not a de Polignac number, because 146131361 - 2¹⁴ = 146114977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146131361.

It is not an unprimeable number, because it can be changed into a prime (146131367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465230 + ... + 465543.

It is an arithmetic number, because the mean of its divisors is an integer number (36765573).

Almost surely, 2^146131361 is an apocalyptic number.

It is an amenable number.

146131361 is a deficient number, since it is larger than the sum of its proper divisors (930931).

146131361 is an equidigital number, since it uses as much as digits as its factorization.

146131361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930930.

The product of its digits is 1296, while the sum is 26.

The square root of 146131361 is about 12088.4805083187. The cubic root of 146131361 is about 526.7216177152.

The spelling of 146131361 in words is "one hundred forty-six million, one hundred thirty-one thousand, three hundred sixty-one".