219999141 has 12 divisors (see below), whose sum is σ = 323163360. Its totient is φ = 144179880.

The previous prime is 219999139. The next prime is 219999181. The reversal of 219999141 is 141999912.

It is not a de Polignac number, because 219999141 - 2¹ = 219999139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219999181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206625 + ... + 207686.

It is an arithmetic number, because the mean of its divisors is an integer number (26930280).

Almost surely, 2^219999141 is an apocalyptic number.

It is an amenable number.

219999141 is a deficient number, since it is larger than the sum of its proper divisors (103164219).

219999141 is a wasteful number, since it uses less digits than its factorization.

219999141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414376 (or 414373 counting only the distinct ones).

The product of its digits is 52488, while the sum is 45.

The square root of 219999141 is about 14832.3680172790. The cubic root of 219999141 is about 603.6802879787.

The spelling of 219999141 in words is "two hundred nineteen million, nine hundred ninety-nine thousand, one hundred forty-one".