42697063 has 2 divisors, whose sum is σ = 42697064. Its totient is φ = 42697062.

The previous prime is 42697037. The next prime is 42697073. The reversal of 42697063 is 36079624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42697063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42697033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21348531 + 21348532.

It is an arithmetic number, because the mean of its divisors is an integer number (21348532).

Almost surely, 2^42697063 is an apocalyptic number.

42697063 is a deficient number, since it is larger than the sum of its proper divisors (1).

42697063 is an equidigital number, since it uses as much as digits as its factorization.

42697063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 42697063 is about 6534.2989677547. The cubic root of 42697063 is about 349.5151463313.

The spelling of 42697063 in words is "forty-two million, six hundred ninety-seven thousand, sixty-three".