102160441 has 4 divisors (see below), whose sum is σ = 104921572. Its totient is φ = 99399312.

The previous prime is 102160439. The next prime is 102160459. The reversal of 102160441 is 144061201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58982400 + 43178041 = 7680^2 + 6571^2 .

It is a cyclic number.

It is not a de Polignac number, because 102160441 - 2¹ = 102160439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102460441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1380510 + ... + 1380583.

It is an arithmetic number, because the mean of its divisors is an integer number (26230393).

Almost surely, 2^102160441 is an apocalyptic number.

It is an amenable number.

102160441 is a deficient number, since it is larger than the sum of its proper divisors (2761131).

102160441 is an equidigital number, since it uses as much as digits as its factorization.

102160441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761130.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 102160441 is about 10107.4448304208. Note that the first 3 decimals coincide. The cubic root of 102160441 is about 467.4777226366.

The spelling of 102160441 in words is "one hundred two million, one hundred sixty thousand, four hundred forty-one".