141365121421 has 8 divisors (see below), whose sum is σ = 148943583360. Its totient is φ = 133906005552.

The previous prime is 141365121419. The next prime is 141365121481. The reversal of 141365121421 is 124121563141.

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

It is a cyclic number.

It is not a de Polignac number, because 141365121421 - 2¹ = 141365121419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141365121481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29834086 + ... + 29838823.

It is an arithmetic number, because the mean of its divisors is an integer number (18617947920).

Almost surely, 2^141365121421 is an apocalyptic number.

It is an amenable number.

141365121421 is a deficient number, since it is larger than the sum of its proper divisors (7578461939).

141365121421 is a wasteful number, since it uses less digits than its factorization.

141365121421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59673035.

The product of its digits is 5760, while the sum is 31.

Adding to 141365121421 its reverse (124121563141), we get a palindrome (265486684562).

The spelling of 141365121421 in words is "one hundred forty-one billion, three hundred sixty-five million, one hundred twenty-one thousand, four hundred twenty-one".