101803425 has 48 divisors (see below), whose sum is σ = 178560000. Its totient is φ = 51036480.

The previous prime is 101803423. The next prime is 101803433. The reversal of 101803425 is 524308101.

It is not a de Polignac number, because 101803425 - 2¹ = 101803423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101803395 and 101803404.

It is not an unprimeable number, because it can be changed into a prime (101803423) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 283396 + ... + 283754.

It is an arithmetic number, because the mean of its divisors is an integer number (3720000).

Almost surely, 2^101803425 is an apocalyptic number.

101803425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101803425 is a deficient number, since it is larger than the sum of its proper divisors (76756575).

101803425 is a wasteful number, since it uses less digits than its factorization.

101803425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 101803425 is about 10089.7683323256. The cubic root of 101803425 is about 466.9325284974.

The spelling of 101803425 in words is "one hundred one million, eight hundred three thousand, four hundred twenty-five".