101078930 has 8 divisors (see below), whose sum is σ = 181942092. Its totient is φ = 40431568.

The previous prime is 101078911. The next prime is 101078933. The reversal of 101078930 is 39870101.

It can be written as a sum of positive squares in 2 ways, for example, as 100741369 + 337561 = 10037^2 + 581^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101078893 and 101078902.

It is not an unprimeable number, because it can be changed into a prime (101078933) 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, 5053937 + ... + 5053956.

Almost surely, 2^101078930 is an apocalyptic number.

101078930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101078930 is a deficient number, since it is larger than the sum of its proper divisors (80863162).

101078930 is a wasteful number, since it uses less digits than its factorization.

101078930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10107900.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 101078930 is about 10053.8017684854. The cubic root of 101078930 is about 465.8222319849.

The spelling of 101078930 in words is "one hundred one million, seventy-eight thousand, nine hundred thirty".