42814147 has 2 divisors, whose sum is σ = 42814148. Its totient is φ = 42814146.

The previous prime is 42814141. The next prime is 42814153. The reversal of 42814147 is 74141824.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (42814141) and next prime (42814153).

It is a cyclic number.

It is not a de Polignac number, because 42814147 - 2²³ = 34425539 is a prime.

It is not a weakly prime, because it can be changed into another prime (42814141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21407073 + 21407074.

It is an arithmetic number, because the mean of its divisors is an integer number (21407074).

Almost surely, 2^42814147 is an apocalyptic number.

42814147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42814147 is an equidigital number, since it uses as much as digits as its factorization.

42814147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 31.

The square root of 42814147 is about 6543.2520202114. The cubic root of 42814147 is about 349.8343352040.

The spelling of 42814147 in words is "forty-two million, eight hundred fourteen thousand, one hundred forty-seven".