418509053 has 2 divisors, whose sum is σ = 418509054. Its totient is φ = 418509052.

The previous prime is 418509031. The next prime is 418509071. The reversal of 418509053 is 350905814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 288252484 + 130256569 = 16978^2 + 11413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-418509053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418509023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209254526 + 209254527.

It is an arithmetic number, because the mean of its divisors is an integer number (209254527).

Almost surely, 2^418509053 is an apocalyptic number.

It is an amenable number.

418509053 is a deficient number, since it is larger than the sum of its proper divisors (1).

418509053 is an equidigital number, since it uses as much as digits as its factorization.

418509053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 418509053 is about 20457.4938103376. The cubic root of 418509053 is about 748.0000363417. Note that the first 4 decimals are identical.

The spelling of 418509053 in words is "four hundred eighteen million, five hundred nine thousand, fifty-three".