42005413115 has 4 divisors (see below), whose sum is σ = 50406495744. Its totient is φ = 33604330488.

The previous prime is 42005413103. The next prime is 42005413117. The reversal of 42005413115 is 51131450024.

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

It is a cyclic number.

It is not a de Polignac number, because 42005413115 - 2¹⁰ = 42005412091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42005413117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4200541307 + ... + 4200541316.

It is an arithmetic number, because the mean of its divisors is an integer number (12601623936).

Almost surely, 2^42005413115 is an apocalyptic number.

42005413115 is a deficient number, since it is larger than the sum of its proper divisors (8401082629).

42005413115 is an equidigital number, since it uses as much as digits as its factorization.

42005413115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8401082628.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 42005413115 its reverse (51131450024), we get a palindrome (93136863139).

The spelling of 42005413115 in words is "forty-two billion, five million, four hundred thirteen thousand, one hundred fifteen".