544135663 has 2 divisors, whose sum is σ = 544135664. Its totient is φ = 544135662.

The previous prime is 544135639. The next prime is 544135673. The reversal of 544135663 is 366531445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544135663 - 2²⁵ = 510581231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544135673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272067831 + 272067832.

It is an arithmetic number, because the mean of its divisors is an integer number (272067832).

Almost surely, 2^544135663 is an apocalyptic number.

544135663 is a deficient number, since it is larger than the sum of its proper divisors (1).

544135663 is an equidigital number, since it uses as much as digits as its factorization.

544135663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 37.

The square root of 544135663 is about 23326.7156496580. The cubic root of 544135663 is about 816.3988737600.

The spelling of 544135663 in words is "five hundred forty-four million, one hundred thirty-five thousand, six hundred sixty-three".