1242025004415 has 32 divisors (see below), whose sum is σ = 2140162153920. Its totient is φ = 611442026496.

The previous prime is 1242025004401. The next prime is 1242025004417. The reversal of 1242025004415 is 5144005202421.

It is not a de Polignac number, because 1242025004415 - 2¹⁰ = 1242025003391 is a prime.

It is a super-2 number, since 2×1242025004415² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242025004417) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 10594359 + ... + 10710951.

It is an arithmetic number, because the mean of its divisors is an integer number (66880067310).

Almost surely, 2^{1242025004415} is an apocalyptic number.

1242025004415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1242025004415 is a deficient number, since it is larger than the sum of its proper divisors (898137149505).

1242025004415 is a wasteful number, since it uses less digits than its factorization.

1242025004415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171243.

The product of its (nonzero) digits is 12800, while the sum is 30.

The spelling of 1242025004415 in words is "one trillion, two hundred forty-two billion, twenty-five million, four thousand, four hundred fifteen".