103525020 has 96 divisors (see below), whose sum is σ = 329011200. Its totient is φ = 27012672.

The previous prime is 103525013. The next prime is 103525043. The reversal of 103525020 is 20525301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 103524984 and 103525002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23341 + ... + 27419.

It is an arithmetic number, because the mean of its divisors is an integer number (3427200).

Almost surely, 2^103525020 is an apocalyptic number.

103525020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103525020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164505600).

103525020 is an abundant number, since it is smaller than the sum of its proper divisors (225486180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103525020 is a wasteful number, since it uses less digits than its factorization.

103525020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4136 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 103525020 is about 10174.7245662966. The cubic root of 103525020 is about 469.5499237504.

The spelling of 103525020 in words is "one hundred three million, five hundred twenty-five thousand, twenty".