4242155115 has 16 divisors (see below), whose sum is σ = 7404489216. Its totient is φ = 2056802400.

The previous prime is 4242155111. The next prime is 4242155131. The reversal of 4242155115 is 5115512424.

It is not a de Polignac number, because 4242155115 - 2² = 4242155111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4242155111) 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 15 ways as a sum of consecutive naturals, for example, 12854851 + ... + 12855180.

It is an arithmetic number, because the mean of its divisors is an integer number (462780576).

Almost surely, 2^4242155115 is an apocalyptic number.

4242155115 is a deficient number, since it is larger than the sum of its proper divisors (3162334101).

4242155115 is a wasteful number, since it uses less digits than its factorization.

4242155115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25710050.

The product of its digits is 8000, while the sum is 30.

The square root of 4242155115 is about 65131.8287398719. The cubic root of 4242155115 is about 1618.8086443575.

Adding to 4242155115 its reverse (5115512424), we get a palindrome (9357667539).

The spelling of 4242155115 in words is "four billion, two hundred forty-two million, one hundred fifty-five thousand, one hundred fifteen".