125863535 has 16 divisors (see below), whose sum is σ = 172800000. Its totient is φ = 86212896.

The previous prime is 125863531. The next prime is 125863541. The reversal of 125863535 is 535368521.

It is not a de Polignac number, because 125863535 - 2² = 125863531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125863531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51266 + ... + 53664.

It is an arithmetic number, because the mean of its divisors is an integer number (10800000).

Almost surely, 2^125863535 is an apocalyptic number.

125863535 is a deficient number, since it is larger than the sum of its proper divisors (46936465).

125863535 is a wasteful number, since it uses less digits than its factorization.

125863535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910.

The product of its digits is 108000, while the sum is 38.

The square root of 125863535 is about 11218.8918793257. The cubic root of 125863535 is about 501.1487387773.

The spelling of 125863535 in words is "one hundred twenty-five million, eight hundred sixty-three thousand, five hundred thirty-five".