1242106004515 has 8 divisors (see below), whose sum is σ = 1541924695440. Its totient is φ = 959419810272.

The previous prime is 1242106004501. The next prime is 1242106004527. The reversal of 1242106004515 is 5154006012421.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1242106004515 - 2⁵ = 1242106004483 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4283124009 + ... + 4283124298.

It is an arithmetic number, because the mean of its divisors is an integer number (192740586930).

Almost surely, 2^{1242106004515} is an apocalyptic number.

1242106004515 is a deficient number, since it is larger than the sum of its proper divisors (299818690925).

1242106004515 is an equidigital number, since it uses as much as digits as its factorization.

1242106004515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8566248341.

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 1242106004515 in words is "one trillion, two hundred forty-two billion, one hundred six million, four thousand, five hundred fifteen".