101378873 has 4 divisors (see below), whose sum is σ = 101764608. Its totient is φ = 100993140.

The previous prime is 101378863. The next prime is 101378891. The reversal of 101378873 is 378873101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101378873 - 2⁴ = 101378857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101378863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192473 + ... + 192998.

It is an arithmetic number, because the mean of its divisors is an integer number (25441152).

Almost surely, 2^101378873 is an apocalyptic number.

It is an amenable number.

101378873 is a deficient number, since it is larger than the sum of its proper divisors (385735).

101378873 is an equidigital number, since it uses as much as digits as its factorization.

101378873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385734.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 101378873 is about 10068.7076131945. The cubic root of 101378873 is about 466.2825393990.

The spelling of 101378873 in words is "one hundred one million, three hundred seventy-eight thousand, eight hundred seventy-three".