102541444025 has 6 divisors (see below), whose sum is σ = 127151390622. Its totient is φ = 82033155200.

The previous prime is 102541444013. The next prime is 102541444127. The reversal of 102541444025 is 520444145201.

It can be written as a sum of positive squares in 3 ways, for example, as 28335325561 + 74206118464 = 168331^2 + 272408^2 .

It is not a de Polignac number, because 102541444025 - 2³² = 98246476729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102541443982 and 102541444000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2050828856 + ... + 2050828905.

It is an arithmetic number, because the mean of its divisors is an integer number (21191898437).

Almost surely, 2^102541444025 is an apocalyptic number.

It is an amenable number.

102541444025 is a deficient number, since it is larger than the sum of its proper divisors (24609946597).

102541444025 is an equidigital number, since it uses as much as digits as its factorization.

102541444025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101657771 (or 4101657766 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 102541444025 its reverse (520444145201), we get a palindrome (622985589226).

The spelling of 102541444025 in words is "one hundred two billion, five hundred forty-one million, four hundred forty-four thousand, twenty-five".