42225354139 has 2 divisors, whose sum is σ = 42225354140. Its totient is φ = 42225354138.

The previous prime is 42225354131. The next prime is 42225354161. The reversal of 42225354139 is 93145352224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42225354139 - 2³ = 42225354131 is a prime.

It is not a weakly prime, because it can be changed into another prime (42225354131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21112677069 + 21112677070.

It is an arithmetic number, because the mean of its divisors is an integer number (21112677070).

Almost surely, 2^42225354139 is an apocalyptic number.

42225354139 is a deficient number, since it is larger than the sum of its proper divisors (1).

42225354139 is an equidigital number, since it uses as much as digits as its factorization.

42225354139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 40.

The spelling of 42225354139 in words is "forty-two billion, two hundred twenty-five million, three hundred fifty-four thousand, one hundred thirty-nine".