42052345147 has 2 divisors, whose sum is σ = 42052345148. Its totient is φ = 42052345146.

The previous prime is 42052345133. The next prime is 42052345177. The reversal of 42052345147 is 74154325024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42052345147 - 2³¹ = 39904861499 is a prime.

It is not a weakly prime, because it can be changed into another prime (42052345177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21026172573 + 21026172574.

It is an arithmetic number, because the mean of its divisors is an integer number (21026172574).

Almost surely, 2^42052345147 is an apocalyptic number.

42052345147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42052345147 is an equidigital number, since it uses as much as digits as its factorization.

42052345147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 42052345147 in words is "forty-two billion, fifty-two million, three hundred forty-five thousand, one hundred forty-seven".