1514420745121 has 4 divisors (see below), whose sum is σ = 1514664580144. Its totient is φ = 1514176910100.

The previous prime is 1514420745109. The next prime is 1514420745127. The reversal of 1514420745121 is 1215470244151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1514420745121 - 2²⁵ = 1514387190689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1514420745127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121908195 + ... + 121920616.

It is an arithmetic number, because the mean of its divisors is an integer number (378666145036).

Almost surely, 2^{1514420745121} is an apocalyptic number.

It is an amenable number.

1514420745121 is a deficient number, since it is larger than the sum of its proper divisors (243835023).

1514420745121 is an equidigital number, since it uses as much as digits as its factorization.

1514420745121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243835022.

The product of its (nonzero) digits is 44800, while the sum is 37.

Adding to 1514420745121 its reverse (1215470244151), we get a palindrome (2729890989272).

The spelling of 1514420745121 in words is "one trillion, five hundred fourteen billion, four hundred twenty million, seven hundred forty-five thousand, one hundred twenty-one".