42134302247 has 2 divisors, whose sum is σ = 42134302248. Its totient is φ = 42134302246.

The previous prime is 42134302219. The next prime is 42134302277. The reversal of 42134302247 is 74220343124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42134302247 - 2¹⁴ = 42134285863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42134302277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21067151123 + 21067151124.

It is an arithmetic number, because the mean of its divisors is an integer number (21067151124).

Almost surely, 2^42134302247 is an apocalyptic number.

42134302247 is a deficient number, since it is larger than the sum of its proper divisors (1).

42134302247 is an equidigital number, since it uses as much as digits as its factorization.

42134302247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

The spelling of 42134302247 in words is "forty-two billion, one hundred thirty-four million, three hundred two thousand, two hundred forty-seven".