5631315142 has 4 divisors (see below), whose sum is σ = 8446972716. Its totient is φ = 2815657570.

The previous prime is 5631315103. The next prime is 5631315163. The reversal of 5631315142 is 2415131365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2415131365 = 5 ⋅483026273.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1407828784 + ... + 1407828787.

It is an arithmetic number, because the mean of its divisors is an integer number (2111743179).

Almost surely, 2^5631315142 is an apocalyptic number.

5631315142 is a deficient number, since it is larger than the sum of its proper divisors (2815657574).

5631315142 is a wasteful number, since it uses less digits than its factorization.

5631315142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2815657573.

The product of its digits is 10800, while the sum is 31.

The square root of 5631315142 is about 75042.0891366971. The cubic root of 5631315142 is about 1779.1119525550. Note that the first 3 decimals are identical.

The spelling of 5631315142 in words is "five billion, six hundred thirty-one million, three hundred fifteen thousand, one hundred forty-two".