1242035015023 has 8 divisors (see below), whose sum is σ = 1370171417040. Its totient is φ = 1116435967680.

The previous prime is 1242035015017. The next prime is 1242035015033. The reversal of 1242035015023 is 3205105302421.

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

It is a de Polignac number, because none of the positive numbers 2^k-1242035015023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1242035014982 and 1242035015000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242035015033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634337640 + ... + 634339597.

It is an arithmetic number, because the mean of its divisors is an integer number (171271427130).

Almost surely, 2^{1242035015023} is an apocalyptic number.

1242035015023 is a deficient number, since it is larger than the sum of its proper divisors (128136402017).

1242035015023 is a wasteful number, since it uses less digits than its factorization.

1242035015023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268677337.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 1242035015023 in words is "one trillion, two hundred forty-two billion, thirty-five million, fifteen thousand, twenty-three".