125140000 has 60 divisors (see below), whose sum is σ = 307912374. Its totient is φ = 50048000.

The previous prime is 125139983. The next prime is 125140021. The reversal of 125140000 is 41521.

It can be written as a sum of positive squares in 5 ways, for example, as 23775376 + 101364624 = 4876^2 + 10068^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16872 + ... + 23128.

Almost surely, 2^125140000 is an apocalyptic number.

125140000 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 125140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153956187).

125140000 is an abundant number, since it is smaller than the sum of its proper divisors (182772374).

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

125140000 is an frugal number, since it uses more digits than its factorization.

125140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287 (or 6264 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 125140000 is about 11186.5991257397. The cubic root of 125140000 is about 500.1865970211.

Adding to 125140000 its reverse (41521), we get a palindrome (125181521).

The spelling of 125140000 in words is "one hundred twenty-five million, one hundred forty thousand".