141628289 has 8 divisors (see below), whose sum is σ = 155034432. Its totient is φ = 128310640.

The previous prime is 141628259. The next prime is 141628297. The reversal of 141628289 is 982826141.

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 141628289 - 2¹² = 141624193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141628259) 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, 18749 + ... + 25194.

It is an arithmetic number, because the mean of its divisors is an integer number (19379304).

Almost surely, 2^141628289 is an apocalyptic number.

It is an amenable number.

141628289 is a deficient number, since it is larger than the sum of its proper divisors (13406143).

141628289 is a wasteful number, since it uses less digits than its factorization.

141628289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44247.

The product of its digits is 55296, while the sum is 41.

The square root of 141628289 is about 11900.7684205685. The cubic root of 141628289 is about 521.2547227210.

The spelling of 141628289 in words is "one hundred forty-one million, six hundred twenty-eight thousand, two hundred eighty-nine".