42854107 has 2 divisors, whose sum is σ = 42854108. Its totient is φ = 42854106.

The previous prime is 42854089. The next prime is 42854131. The reversal of 42854107 is 70145824.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42854107 is a prime.

It is not a weakly prime, because it can be changed into another prime (42854137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21427053 + 21427054.

It is an arithmetic number, because the mean of its divisors is an integer number (21427054).

Almost surely, 2^42854107 is an apocalyptic number.

42854107 is a deficient number, since it is larger than the sum of its proper divisors (1).

42854107 is an equidigital number, since it uses as much as digits as its factorization.

42854107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 42854107 is about 6546.3048355542. The cubic root of 42854107 is about 349.9431390622.

The spelling of 42854107 in words is "forty-two million, eight hundred fifty-four thousand, one hundred seven".