219135339 has 12 divisors (see below), whose sum is σ = 327444000. Its totient is φ = 141052464.

The previous prime is 219135331. The next prime is 219135347. The reversal of 219135339 is 933531912.

It is an interprime number because it is at equal distance from previous prime (219135331) and next prime (219135347).

It is not a de Polignac number, because 219135339 - 2³ = 219135331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (219135331) 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, 419539 + ... + 420060.

It is an arithmetic number, because the mean of its divisors is an integer number (27287000).

Almost surely, 2^219135339 is an apocalyptic number.

219135339 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

219135339 is a deficient number, since it is larger than the sum of its proper divisors (108308661).

219135339 is a wasteful number, since it uses less digits than its factorization.

219135339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839634 (or 839631 counting only the distinct ones).

The product of its digits is 21870, while the sum is 36.

The square root of 219135339 is about 14803.2205617561. The cubic root of 219135339 is about 602.8891572869.

The spelling of 219135339 in words is "two hundred nineteen million, one hundred thirty-five thousand, three hundred thirty-nine".