125735765 has 16 divisors (see below), whose sum is σ = 153679680. Its totient is φ = 98741760.

The previous prime is 125735759. The next prime is 125735773. The reversal of 125735765 is 567537521.

It is not a de Polignac number, because 125735765 - 2¹⁴ = 125719381 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 62546 + ... + 64524.

It is an arithmetic number, because the mean of its divisors is an integer number (9604980).

Almost surely, 2^125735765 is an apocalyptic number.

It is an amenable number.

125735765 is a deficient number, since it is larger than the sum of its proper divisors (27943915).

125735765 is a wasteful number, since it uses less digits than its factorization.

125735765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212.

The product of its digits is 220500, while the sum is 41.

The square root of 125735765 is about 11213.1960207605. The cubic root of 125735765 is about 500.9791014692.

The spelling of 125735765 in words is "one hundred twenty-five million, seven hundred thirty-five thousand, seven hundred sixty-five".