83241139 has 2 divisors, whose sum is σ = 83241140. Its totient is φ = 83241138.

The previous prime is 83241131. The next prime is 83241161. The reversal of 83241139 is 93114238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83241139 - 2³ = 83241131 is a prime.

It is a super-3 number, since 3×83241139³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83241139.

It is not a weakly prime, because it can be changed into another prime (83241131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41620569 + 41620570.

It is an arithmetic number, because the mean of its divisors is an integer number (41620570).

Almost surely, 2^83241139 is an apocalyptic number.

83241139 is a deficient number, since it is larger than the sum of its proper divisors (1).

83241139 is an equidigital number, since it uses as much as digits as its factorization.

83241139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 83241139 is about 9123.6582027167. The cubic root of 83241139 is about 436.6290945925.

The spelling of 83241139 in words is "eighty-three million, two hundred forty-one thousand, one hundred thirty-nine".