1542123005201 has 8 divisors (see below), whose sum is σ = 1633187278944. Its totient is φ = 1451097748800.

The previous prime is 1542123005191. The next prime is 1542123005231. The reversal of 1542123005201 is 1025003212451.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1542123005201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1542123005231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9672935 + ... + 9831068.

It is an arithmetic number, because the mean of its divisors is an integer number (204148409868).

Almost surely, 2^{1542123005201} is an apocalyptic number.

It is an amenable number.

1542123005201 is a deficient number, since it is larger than the sum of its proper divisors (91064273743).

1542123005201 is a wasteful number, since it uses less digits than its factorization.

1542123005201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19508671.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 1542123005201 its reverse (1025003212451), we get a palindrome (2567126217652).

The spelling of 1542123005201 in words is "one trillion, five hundred forty-two billion, one hundred twenty-three million, five thousand, two hundred one".