4142122015 has 8 divisors (see below), whose sum is σ = 4970944368. Its totient is φ = 3313432320.

The previous prime is 4142122013. The next prime is 4142122043. The reversal of 4142122015 is 5102212414.

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

It is not a de Polignac number, because 4142122015 - 2¹ = 4142122013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142122013) 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 7 ways as a sum of consecutive naturals, for example, 58639 + ... + 108271.

It is an arithmetic number, because the mean of its divisors is an integer number (621368046).

Almost surely, 2^4142122015 is an apocalyptic number.

4142122015 is a deficient number, since it is larger than the sum of its proper divisors (828822353).

4142122015 is a wasteful number, since it uses less digits than its factorization.

4142122015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66329.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 4142122015 is about 64359.3195660116. The cubic root of 4142122015 is about 1605.9830696143.

Adding to 4142122015 its reverse (5102212414), we get a palindrome (9244334429).

It can be divided in two parts, 41421 and 22015, that added together give a palindrome (63436).

The spelling of 4142122015 in words is "four billion, one hundred forty-two million, one hundred twenty-two thousand, fifteen".