3115143422 has 4 divisors (see below), whose sum is σ = 4672715136. Its totient is φ = 1557571710.

The previous prime is 3115143403. The next prime is 3115143481. The reversal of 3115143422 is 2243415113.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 3115143391 and 3115143400.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 778785854 + ... + 778785857.

It is an arithmetic number, because the mean of its divisors is an integer number (1168178784).

Almost surely, 2^3115143422 is an apocalyptic number.

3115143422 is a deficient number, since it is larger than the sum of its proper divisors (1557571714).

3115143422 is a wasteful number, since it uses less digits than its factorization.

3115143422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557571713.

The product of its digits is 2880, while the sum is 26.

The square root of 3115143422 is about 55813.4698975077. The cubic root of 3115143422 is about 1460.4701403916.

Adding to 3115143422 its reverse (2243415113), we get a palindrome (5358558535).

The spelling of 3115143422 in words is "three billion, one hundred fifteen million, one hundred forty-three thousand, four hundred twenty-two".