42812059 has 2 divisors, whose sum is σ = 42812060. Its totient is φ = 42812058.

The previous prime is 42812051. The next prime is 42812093. The reversal of 42812059 is 95021824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42812059 - 2³ = 42812051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42812059.

It is not a weakly prime, because it can be changed into another prime (42812051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21406029 + 21406030.

It is an arithmetic number, because the mean of its divisors is an integer number (21406030).

Almost surely, 2^42812059 is an apocalyptic number.

42812059 is a deficient number, since it is larger than the sum of its proper divisors (1).

42812059 is an equidigital number, since it uses as much as digits as its factorization.

42812059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 42812059 is about 6543.0924645767. The cubic root of 42812059 is about 349.8286480966.

The spelling of 42812059 in words is "forty-two million, eight hundred twelve thousand, fifty-nine".