4121342815 has 16 divisors (see below), whose sum is σ = 5070117888. Its totient is φ = 3214605856.

The previous prime is 4121342789. The next prime is 4121342821. The reversal of 4121342815 is 5182431214.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4121342815 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28464 + ... + 95146.

It is an arithmetic number, because the mean of its divisors is an integer number (316882368).

Almost surely, 2^4121342815 is an apocalyptic number.

4121342815 is a deficient number, since it is larger than the sum of its proper divisors (948775073).

4121342815 is a wasteful number, since it uses less digits than its factorization.

4121342815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66998.

The product of its digits is 7680, while the sum is 31.

The square root of 4121342815 is about 64197.6854333550. The cubic root of 4121342815 is about 1603.2930633867.

The spelling of 4121342815 in words is "four billion, one hundred twenty-one million, three hundred forty-two thousand, eight hundred fifteen".