125005030 has 16 divisors (see below), whose sum is σ = 225185184. Its totient is φ = 49962880.

The previous prime is 125005019. The next prime is 125005061. The reversal of 125005030 is 30500521.

It is a junction number, because it is equal to n+sod(n) for n = 125004995 and 125005013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10974 + ... + 19246.

It is an arithmetic number, because the mean of its divisors is an integer number (14074074).

Almost surely, 2^125005030 is an apocalyptic number.

125005030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125005030 is a deficient number, since it is larger than the sum of its proper divisors (100180154).

125005030 is a wasteful number, since it uses less digits than its factorization.

125005030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9791.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 125005030 is about 11180.5648336745. The cubic root of 125005030 is about 500.0067065767.

Adding to 125005030 its reverse (30500521), we get a palindrome (155505551).

The spelling of 125005030 in words is "one hundred twenty-five million, five thousand, thirty".