42139077119 has 2 divisors, whose sum is σ = 42139077120. Its totient is φ = 42139077118.

The previous prime is 42139077107. The next prime is 42139077133. The reversal of 42139077119 is 91177093124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42139077119 - 2⁴ = 42139077103 is a prime.

It is a super-2 number, since 2×42139077119² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42139077119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42139077319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21069538559 + 21069538560.

It is an arithmetic number, because the mean of its divisors is an integer number (21069538560).

Almost surely, 2^42139077119 is an apocalyptic number.

42139077119 is a deficient number, since it is larger than the sum of its proper divisors (1).

42139077119 is an equidigital number, since it uses as much as digits as its factorization.

42139077119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 44.

The spelling of 42139077119 in words is "forty-two billion, one hundred thirty-nine million, seventy-seven thousand, one hundred nineteen".