42965047 has 2 divisors, whose sum is σ = 42965048. Its totient is φ = 42965046.

The previous prime is 42965009. The next prime is 42965051. The reversal of 42965047 is 74056924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42965047 - 2¹¹ = 42962999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42964997 and 42965015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42965077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21482523 + 21482524.

It is an arithmetic number, because the mean of its divisors is an integer number (21482524).

Almost surely, 2^42965047 is an apocalyptic number.

42965047 is a deficient number, since it is larger than the sum of its proper divisors (1).

42965047 is an equidigital number, since it uses as much as digits as its factorization.

42965047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 42965047 is about 6554.7728412204. The cubic root of 42965047 is about 350.2448545140.

The spelling of 42965047 in words is "forty-two million, nine hundred sixty-five thousand, forty-seven".