141240121 has 16 divisors (see below), whose sum is σ = 163296000. Its totient is φ = 120937600.

The previous prime is 141240119. The next prime is 141240133. The reversal of 141240121 is 121042141.

It is a happy number.

141240121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 141240121 - 2¹ = 141240119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141240095 and 141240104.

It is not an unprimeable number, because it can be changed into a prime (141240821) 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, 7680 + ... + 18478.

It is an arithmetic number, because the mean of its divisors is an integer number (10206000).

Almost surely, 2^141240121 is an apocalyptic number.

141240121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

141240121 is a deficient number, since it is larger than the sum of its proper divisors (22055879).

141240121 is a wasteful number, since it uses less digits than its factorization.

141240121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10880.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 141240121 is about 11884.4487040838. The cubic root of 141240121 is about 520.7780770450.

Adding to 141240121 its reverse (121042141), we get a palindrome (262282262).

The spelling of 141240121 in words is "one hundred forty-one million, two hundred forty thousand, one hundred twenty-one".