3148143951631 has 4 divisors (see below), whose sum is σ = 3597878801872. Its totient is φ = 2698409101392.

The previous prime is 3148143951619. The next prime is 3148143951637. The reversal of 3148143951631 is 1361593418413.

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 3148143951631 - 2⁷ = 3148143951503 is a prime.

It is a super-2 number, since 2×3148143951631² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3148143951637) 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, 224867425110 + ... + 224867425123.

It is an arithmetic number, because the mean of its divisors is an integer number (899469700468).

Almost surely, 2^{3148143951631} is an apocalyptic number.

3148143951631 is a deficient number, since it is larger than the sum of its proper divisors (449734850241).

3148143951631 is an equidigital number, since it uses as much as digits as its factorization.

3148143951631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449734850240.

The product of its digits is 933120, while the sum is 49.

The spelling of 3148143951631 in words is "three trillion, one hundred forty-eight billion, one hundred forty-three million, nine hundred fifty-one thousand, six hundred thirty-one".