1242034120435 has 16 divisors (see below), whose sum is σ = 1571753433600. Its totient is φ = 939610185696.

The previous prime is 1242034120433. The next prime is 1242034120451. The reversal of 1242034120435 is 5340214302421.

It is a cyclic number.

It is not a de Polignac number, because 1242034120435 - 2¹ = 1242034120433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1242034120397 and 1242034120406.

It is not an unprimeable number, because it can be changed into a prime (1242034120433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11898715 + ... + 12002644.

It is an arithmetic number, because the mean of its divisors is an integer number (98234589600).

Almost surely, 2^{1242034120435} is an apocalyptic number.

1242034120435 is a deficient number, since it is larger than the sum of its proper divisors (329719313165).

1242034120435 is a wasteful number, since it uses less digits than its factorization.

1242034120435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23901930.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 1242034120435 its reverse (5340214302421), we get a palindrome (6582248422856).

The spelling of 1242034120435 in words is "one trillion, two hundred forty-two billion, thirty-four million, one hundred twenty thousand, four hundred thirty-five".