52144663 has 2 divisors, whose sum is σ = 52144664. Its totient is φ = 52144662.

The previous prime is 52144649. The next prime is 52144699. The reversal of 52144663 is 36644125.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52144663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52144643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072331 + 26072332.

It is an arithmetic number, because the mean of its divisors is an integer number (26072332).

Almost surely, 2^52144663 is an apocalyptic number.

52144663 is a deficient number, since it is larger than the sum of its proper divisors (1).

52144663 is an equidigital number, since it uses as much as digits as its factorization.

52144663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 52144663 is about 7221.1261587096. The cubic root of 52144663 is about 373.5969210137.

Adding to 52144663 its reverse (36644125), we get a palindrome (88788788).

The spelling of 52144663 in words is "fifty-two million, one hundred forty-four thousand, six hundred sixty-three".