141812729 has 2 divisors, whose sum is σ = 141812730. Its totient is φ = 141812728.

The previous prime is 141812719. The next prime is 141812761. The reversal of 141812729 is 927218141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141253225 + 559504 = 11885^2 + 748^2 .

It is a cyclic number.

It is not a de Polignac number, because 141812729 - 2²⁴ = 125035513 is a prime.

It is a super-2 number, since 2×141812729² = 40221700212854882, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (141812719) 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 as a sum of consecutive naturals, namely, 70906364 + 70906365.

It is an arithmetic number, because the mean of its divisors is an integer number (70906365).

Almost surely, 2^141812729 is an apocalyptic number.

It is an amenable number.

141812729 is a deficient number, since it is larger than the sum of its proper divisors (1).

141812729 is an equidigital number, since it uses as much as digits as its factorization.

141812729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 35.

The square root of 141812729 is about 11908.5149787872. The cubic root of 141812729 is about 521.4808981506.

The spelling of 141812729 in words is "one hundred forty-one million, eight hundred twelve thousand, seven hundred twenty-nine".