125006535 has 24 divisors (see below), whose sum is σ = 222537120. Its totient is φ = 64867392.

The previous prime is 125006533. The next prime is 125006543. The reversal of 125006535 is 535600521.

125006535 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 0 + 653 + 5 = 666.

It is not a de Polignac number, because 125006535 - 2¹ = 125006533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125006499 and 125006508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125006533) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 35875 + ... + 39204.

It is an arithmetic number, because the mean of its divisors is an integer number (9272380).

Almost surely, 2^125006535 is an apocalyptic number.

125006535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125006535 is a deficient number, since it is larger than the sum of its proper divisors (97530585).

125006535 is a wasteful number, since it uses less digits than its factorization.

125006535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75127 (or 75124 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 125006535 is about 11180.6321377639. The cubic root of 125006535 is about 500.0087131815.

The spelling of 125006535 in words is "one hundred twenty-five million, six thousand, five hundred thirty-five".