101378 has 8 divisors (see below), whose sum is σ = 153468. Its totient is φ = 50224.

The previous prime is 101377. The next prime is 101383. The reversal of 101378 is 873101.

It can be written as a sum of positive squares in 2 ways, for example, as 76729 + 24649 = 277^2 + 157^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200 + ... + 492.

2¹⁰¹³⁷⁸ is an apocalyptic number.

101378 is a deficient number, since it is larger than the sum of its proper divisors (52090).

101378 is a wasteful number, since it uses less digits than its factorization.

101378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 101378 is about 318.3991206018. The cubic root of 101378 is about 46.6281200968.

Adding to 101378 its reverse (873101), we get a palindrome (974479).

The spelling of 101378 in words is "one hundred one thousand, three hundred seventy-eight".