101730925 has 6 divisors (see below), whose sum is σ = 126146378. Its totient is φ = 81384720.

The previous prime is 101730919. The next prime is 101730943. The reversal of 101730925 is 529037101.

It can be written as a sum of positive squares in 3 ways, for example, as 9916201 + 91814724 = 3149^2 + 9582^2 .

It is not a de Polignac number, because 101730925 - 2⁹ = 101730413 is a prime.

It is a super-2 number, since 2×101730925² = 20698362202711250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101730893 and 101730902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2034594 + ... + 2034643.

Almost surely, 2^101730925 is an apocalyptic number.

It is an amenable number.

101730925 is a deficient number, since it is larger than the sum of its proper divisors (24415453).

101730925 is an equidigital number, since it uses as much as digits as its factorization.

101730925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069247 (or 4069242 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 101730925 is about 10086.1749439517. The cubic root of 101730925 is about 466.8216591181.

The spelling of 101730925 in words is "one hundred one million, seven hundred thirty thousand, nine hundred twenty-five".