42034453 has 2 divisors, whose sum is σ = 42034454. Its totient is φ = 42034452.

The previous prime is 42034439. The next prime is 42034469. The reversal of 42034453 is 35443024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34597924 + 7436529 = 5882^2 + 2727^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42034453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42034423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21017226 + 21017227.

It is an arithmetic number, because the mean of its divisors is an integer number (21017227).

Almost surely, 2^42034453 is an apocalyptic number.

It is an amenable number.

42034453 is a deficient number, since it is larger than the sum of its proper divisors (1).

42034453 is an equidigital number, since it uses as much as digits as its factorization.

42034453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 42034453 is about 6483.3982601719. The cubic root of 42034453 is about 347.6976857698.

Adding to 42034453 its reverse (35443024), we get a palindrome (77477477).

The spelling of 42034453 in words is "forty-two million, thirty-four thousand, four hundred fifty-three".