42854507 has 2 divisors, whose sum is σ = 42854508. Its totient is φ = 42854506.

The previous prime is 42854453. The next prime is 42854521. The reversal of 42854507 is 70545824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42854507 - 2¹⁶ = 42788971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42854587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21427253 + 21427254.

It is an arithmetic number, because the mean of its divisors is an integer number (21427254).

Almost surely, 2^42854507 is an apocalyptic number.

42854507 is a deficient number, since it is larger than the sum of its proper divisors (1).

42854507 is an equidigital number, since it uses as much as digits as its factorization.

42854507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 42854507 is about 6546.3353870696. The cubic root of 42854507 is about 349.9442278479.

The spelling of 42854507 in words is "forty-two million, eight hundred fifty-four thousand, five hundred seven".