141503013121 has 4 divisors (see below), whose sum is σ = 144793780912. Its totient is φ = 138212245332.

The previous prime is 141503013107. The next prime is 141503013139. The reversal of 141503013121 is 121310305141.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-141503013121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141503013092 and 141503013101.

It is not an unprimeable number, because it can be changed into a prime (141503013151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1645383831 + ... + 1645383916.

It is an arithmetic number, because the mean of its divisors is an integer number (36198445228).

Almost surely, 2^141503013121 is an apocalyptic number.

It is an amenable number.

141503013121 is a deficient number, since it is larger than the sum of its proper divisors (3290767791).

141503013121 is an equidigital number, since it uses as much as digits as its factorization.

141503013121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290767790.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 141503013121 its reverse (121310305141), we get a palindrome (262813318262).

The spelling of 141503013121 in words is "one hundred forty-one billion, five hundred three million, thirteen thousand, one hundred twenty-one".