103125000 has 144 divisors (see below), whose sum is σ = 351562320. Its totient is φ = 25000000.

The previous prime is 103124999. The next prime is 103125007. The reversal of 103125000 is 521301.

It is a hoax number, since the sum of its digits (12) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (103125007) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9374995 + ... + 9375005.

It is an arithmetic number, because the mean of its divisors is an integer number (2441405).

Almost surely, 2^103125000 is an apocalyptic number.

103125000 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 103125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175781160).

103125000 is an abundant number, since it is smaller than the sum of its proper divisors (248437320).

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

103125000 is an frugal number, since it uses more digits than its factorization.

103125000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 103125000 is about 10155.0480057950. The cubic root of 103125000 is about 468.9443638417.

Adding to 103125000 its reverse (521301), we get a palindrome (103646301).

The spelling of 103125000 in words is "one hundred three million, one hundred twenty-five thousand".