101648 has 10 divisors (see below), whose sum is σ = 196974. Its totient is φ = 50816.

The previous prime is 101641. The next prime is 101653. The reversal of 101648 is 846101.

It can be written as a sum of positive squares in only one way, i.e., 85264 + 16384 = 292^2 + 128^2 .

It is not an unprimeable number, because it can be changed into a prime (101641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3161 + ... + 3192.

2¹⁰¹⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

101648 is a deficient number, since it is larger than the sum of its proper divisors (95326).

101648 is an equidigital number, since it uses as much as digits as its factorization.

101648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6361 (or 6355 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 101648 is about 318.8228348158. The cubic root of 101648 is about 46.6694782886.

Adding to 101648 its reverse (846101), we get a palindrome (947749).

The spelling of 101648 in words is "one hundred one thousand, six hundred forty-eight".