5122154122 has 8 divisors (see below), whose sum is σ = 7690421700. Its totient is φ = 2558680224.

The previous prime is 5122154117. The next prime is 5122154129. The reversal of 5122154122 is 2214512215.

It can be written as a sum of positive squares in 2 ways, for example, as 5087826241 + 34327881 = 71329^2 + 5859^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5122154129) by changing a digit.

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, 1195747 + ... + 1200022.

Almost surely, 2^5122154122 is an apocalyptic number.

5122154122 is a deficient number, since it is larger than the sum of its proper divisors (2568267578).

5122154122 is a wasteful number, since it uses less digits than its factorization.

5122154122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396840.

The product of its digits is 1600, while the sum is 25.

The square root of 5122154122 is about 71569.2260821647. The cubic root of 5122154122 is about 1723.7894324663.

Adding to 5122154122 its reverse (2214512215), we get a palindrome (7336666337).

The spelling of 5122154122 in words is "five billion, one hundred twenty-two million, one hundred fifty-four thousand, one hundred twenty-two".