141506421 has 16 divisors (see below), whose sum is σ = 220644864. Its totient is φ = 78979824.

The previous prime is 141506381. The next prime is 141506423. The reversal of 141506421 is 124605141.

It is a happy number.

It is not a de Polignac number, because 141506421 - 2¹¹ = 141504373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141506391 and 141506400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141506423) 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 15 ways as a sum of consecutive naturals, for example, 77451 + ... + 79256.

It is an arithmetic number, because the mean of its divisors is an integer number (13790304).

Almost surely, 2^141506421 is an apocalyptic number.

It is an amenable number.

141506421 is a deficient number, since it is larger than the sum of its proper divisors (79138443).

141506421 is a wasteful number, since it uses less digits than its factorization.

141506421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156760.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 141506421 is about 11895.6471450695. The cubic root of 141506421 is about 521.1051704431.

The spelling of 141506421 in words is "one hundred forty-one million, five hundred six thousand, four hundred twenty-one".