3123154042 has 8 divisors (see below), whose sum is σ = 4784406336. Its totient is φ = 1528351932.

The previous prime is 3123154039. The next prime is 3123154063. The reversal of 3123154042 is 2404513213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3123153998 and 3123154016.

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 in 3 ways as a sum of consecutive naturals, for example, 16612428 + ... + 16612615.

It is an arithmetic number, because the mean of its divisors is an integer number (598050792).

Almost surely, 2^3123154042 is an apocalyptic number.

3123154042 is a deficient number, since it is larger than the sum of its proper divisors (1661252294).

3123154042 is a wasteful number, since it uses less digits than its factorization.

3123154042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33225092.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3123154042 is about 55885.1862482358. The cubic root of 3123154042 is about 1461.7209396618.

Adding to 3123154042 its reverse (2404513213), we get a palindrome (5527667255).

The spelling of 3123154042 in words is "three billion, one hundred twenty-three million, one hundred fifty-four thousand, forty-two".