6427532101 has 2 divisors, whose sum is σ = 6427532102. Its totient is φ = 6427532100.

The previous prime is 6427532093. The next prime is 6427532107. The reversal of 6427532101 is 1012357246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4408827201 + 2018704900 = 66399^2 + 44930^2 .

It is a cyclic number.

It is not a de Polignac number, because 6427532101 - 2³ = 6427532093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6427532107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3213766050 + 3213766051.

It is an arithmetic number, because the mean of its divisors is an integer number (3213766051).

Almost surely, 2^6427532101 is an apocalyptic number.

It is an amenable number.

6427532101 is a deficient number, since it is larger than the sum of its proper divisors (1).

6427532101 is an equidigital number, since it uses as much as digits as its factorization.

6427532101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 6427532101 is about 80171.8909655997. The cubic root of 6427532101 is about 1859.2940725952.

Adding to 6427532101 its reverse (1012357246), we get a palindrome (7439889347).

The spelling of 6427532101 in words is "six billion, four hundred twenty-seven million, five hundred thirty-two thousand, one hundred one".