3148415323891 has 4 divisors (see below), whose sum is σ = 3148473734784. Its totient is φ = 3148356913000.

The previous prime is 3148415323861. The next prime is 3148415323973. The reversal of 3148415323891 is 1983235148413.

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 3148415323891 - 2⁹ = 3148415323379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3148415323861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29124520 + ... + 29232421.

It is an arithmetic number, because the mean of its divisors is an integer number (787118433696).

Almost surely, 2^{3148415323891} is an apocalyptic number.

3148415323891 is a deficient number, since it is larger than the sum of its proper divisors (58410893).

3148415323891 is an equidigital number, since it uses as much as digits as its factorization.

3148415323891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58410892.

The product of its digits is 2488320, while the sum is 52.

The spelling of 3148415323891 in words is "three trillion, one hundred forty-eight billion, four hundred fifteen million, three hundred twenty-three thousand, eight hundred ninety-one".