42513007 has 2 divisors, whose sum is σ = 42513008. Its totient is φ = 42513006.

The previous prime is 42512999. The next prime is 42513017. The reversal of 42513007 is 70031524.

42513007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42513007 - 2³ = 42512999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42513017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21256503 + 21256504.

It is an arithmetic number, because the mean of its divisors is an integer number (21256504).

Almost surely, 2^42513007 is an apocalyptic number.

42513007 is a deficient number, since it is larger than the sum of its proper divisors (1).

42513007 is an equidigital number, since it uses as much as digits as its factorization.

42513007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 42513007 is about 6520.1999202478. The cubic root of 42513007 is about 349.0121998018.

The spelling of 42513007 in words is "forty-two million, five hundred thirteen thousand, seven".