1245504104115 has 16 divisors (see below), whose sum is σ = 2097691123200. Its totient is φ = 629307336672.

The previous prime is 1245504104101. The next prime is 1245504104123. The reversal of 1245504104115 is 5114014055421.

It is not a de Polignac number, because 1245504104115 - 2¹² = 1245504100019 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2185094635 + ... + 2185095204.

It is an arithmetic number, because the mean of its divisors is an integer number (131105695200).

Almost surely, 2^{1245504104115} is an apocalyptic number.

1245504104115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1245504104115 is a deficient number, since it is larger than the sum of its proper divisors (852187019085).

1245504104115 is a wasteful number, since it uses less digits than its factorization.

1245504104115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370189866.

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 1245504104115 its reverse (5114014055421), we get a palindrome (6359518159536).

The spelling of 1245504104115 in words is "one trillion, two hundred forty-five billion, five hundred four million, one hundred four thousand, one hundred fifteen".