141222561 has 8 divisors (see below), whose sum is σ = 188379360. Its totient is φ = 94107072.

The previous prime is 141222527. The next prime is 141222563. The reversal of 141222561 is 165222141.

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

It is not a de Polignac number, because 141222561 - 2¹⁵ = 141189793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (141222563) 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, 1195 + ... + 16848.

It is an arithmetic number, because the mean of its divisors is an integer number (23547420).

Almost surely, 2^141222561 is an apocalyptic number.

It is an amenable number.

141222561 is a deficient number, since it is larger than the sum of its proper divisors (47156799).

141222561 is a wasteful number, since it uses less digits than its factorization.

141222561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20655.

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

The square root of 141222561 is about 11883.7099005319. The cubic root of 141222561 is about 520.7564938433.

The spelling of 141222561 in words is "one hundred forty-one million, two hundred twenty-two thousand, five hundred sixty-one".