63534407323103 has 2 divisors, whose sum is σ = 63534407323104. Its totient is φ = 63534407323102.

The previous prime is 63534407323021. The next prime is 63534407323133. The reversal of 63534407323103 is 30132370443536.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63534407323103 - 2²⁶ = 63534340214239 is a prime.

It is a super-2 number, since 2×63534407323103² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63534407323133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31767203661551 + 31767203661552.

It is an arithmetic number, because the mean of its divisors is an integer number (31767203661552).

Almost surely, 2^{63534407323103} is an apocalyptic number.

63534407323103 is a deficient number, since it is larger than the sum of its proper divisors (1).

63534407323103 is an equidigital number, since it uses as much as digits as its factorization.

63534407323103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 44.

Adding to 63534407323103 its reverse (30132370443536), we get a palindrome (93666777766639).

The spelling of 63534407323103 in words is "sixty-three trillion, five hundred thirty-four billion, four hundred seven million, three hundred twenty-three thousand, one hundred three".