103621125 has 16 divisors (see below), whose sum is σ = 172426176. Its totient is φ = 55264400.

The previous prime is 103621093. The next prime is 103621139. The reversal of 103621125 is 521126301.

It is not a de Polignac number, because 103621125 - 2⁵ = 103621093 is a prime.

It is a super-3 number, since 3×103621125³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137787 + ... + 138536.

It is an arithmetic number, because the mean of its divisors is an integer number (10776636).

Almost surely, 2^103621125 is an apocalyptic number.

103621125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103621125 is a deficient number, since it is larger than the sum of its proper divisors (68805051).

103621125 is an equidigital number, since it uses as much as digits as its factorization.

103621125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276341 (or 276331 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 103621125 is about 10179.4462030112. The cubic root of 103621125 is about 469.6951773284.

Adding to 103621125 its reverse (521126301), we get a palindrome (624747426).

The spelling of 103621125 in words is "one hundred three million, six hundred twenty-one thousand, one hundred twenty-five".