146386129387 has 4 divisors (see below), whose sum is σ = 146402297640. Its totient is φ = 146369961136.

The previous prime is 146386129363. The next prime is 146386129391. The reversal of 146386129387 is 783921683641.

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

It is a cyclic number.

It is not a de Polignac number, because 146386129387 - 2²³ = 146377740779 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146386129987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8070538 + ... + 8088655.

It is an arithmetic number, because the mean of its divisors is an integer number (36600574410).

Almost surely, 2^146386129387 is an apocalyptic number.

146386129387 is a deficient number, since it is larger than the sum of its proper divisors (16168253).

146386129387 is an equidigital number, since it uses as much as digits as its factorization.

146386129387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16168252.

The product of its digits is 10450944, while the sum is 58.

The spelling of 146386129387 in words is "one hundred forty-six billion, three hundred eighty-six million, one hundred twenty-nine thousand, three hundred eighty-seven".