141231729 has 8 divisors (see below), whose sum is σ = 188363872. Its totient is φ = 94127040.

The previous prime is 141231719. The next prime is 141231749. The reversal of 141231729 is 927132141.

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

It is not a de Polignac number, because 141231729 - 2¹² = 141227633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141231696 and 141231705.

It is not an unprimeable number, because it can be changed into a prime (141231719) 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, 16809 + ... + 23769.

It is an arithmetic number, because the mean of its divisors is an integer number (23545484).

Almost surely, 2^141231729 is an apocalyptic number.

It is an amenable number.

141231729 is a deficient number, since it is larger than the sum of its proper divisors (47132143).

141231729 is an equidigital number, since it uses as much as digits as its factorization.

141231729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13727.

The product of its digits is 3024, while the sum is 30.

The square root of 141231729 is about 11884.0956323988. The cubic root of 141231729 is about 520.7677625627.

The spelling of 141231729 in words is "one hundred forty-one million, two hundred thirty-one thousand, seven hundred twenty-nine".