101544481 has 2 divisors, whose sum is σ = 101544482. Its totient is φ = 101544480.

The previous prime is 101544431. The next prime is 101544529. The reversal of 101544481 is 184445101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92448225 + 9096256 = 9615^2 + 3016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101544481 is a prime.

It is a super-2 number, since 2×101544481² = 20622563243118722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101544431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50772240 + 50772241.

It is an arithmetic number, because the mean of its divisors is an integer number (50772241).

Almost surely, 2^101544481 is an apocalyptic number.

It is an amenable number.

101544481 is a deficient number, since it is larger than the sum of its proper divisors (1).

101544481 is an equidigital number, since it uses as much as digits as its factorization.

101544481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 101544481 is about 10076.9281529641. The cubic root of 101544481 is about 466.5363007165.

Adding to 101544481 its reverse (184445101), we get a palindrome (285989582).

The spelling of 101544481 in words is "one hundred one million, five hundred forty-four thousand, four hundred eighty-one".