3146163131 has 4 divisors (see below), whose sum is σ = 3149996064. Its totient is φ = 3142330200.

The previous prime is 3146163121. The next prime is 3146163149. The reversal of 3146163131 is 1313616413.

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 3146163131 - 2²² = 3141968827 is a prime.

It is a super-2 number, since 2×3146163131² = 19796684893727446322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3146163094 and 3146163103.

It is not an unprimeable number, because it can be changed into a prime (3146163101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1915235 + ... + 1916876.

It is an arithmetic number, because the mean of its divisors is an integer number (787499016).

Almost surely, 2^3146163131 is an apocalyptic number.

3146163131 is a deficient number, since it is larger than the sum of its proper divisors (3832933).

3146163131 is an equidigital number, since it uses as much as digits as its factorization.

3146163131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832932.

The product of its digits is 3888, while the sum is 29.

The square root of 3146163131 is about 56090.6688407261. The cubic root of 3146163131 is about 1465.3017865783.

Adding to 3146163131 its reverse (1313616413), we get a palindrome (4459779544).

The spelling of 3146163131 in words is "three billion, one hundred forty-six million, one hundred sixty-three thousand, one hundred thirty-one".