101378425 has 6 divisors (see below), whose sum is σ = 125709278. Its totient is φ = 81102720.

The previous prime is 101378419. The next prime is 101378449. The reversal of 101378425 is 524873101.

It can be written as a sum of positive squares in 3 ways, for example, as 5103081 + 96275344 = 2259^2 + 9812^2 .

It is not a de Polignac number, because 101378425 - 2¹¹ = 101376377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2027544 + ... + 2027593.

Almost surely, 2^101378425 is an apocalyptic number.

It is an amenable number.

101378425 is a deficient number, since it is larger than the sum of its proper divisors (24330853).

101378425 is an equidigital number, since it uses as much as digits as its factorization.

101378425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055147 (or 4055142 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 101378425 is about 10068.6853660247. The cubic root of 101378425 is about 466.2818525534.

The spelling of 101378425 in words is "one hundred one million, three hundred seventy-eight thousand, four hundred twenty-five".