125666097 has 16 divisors (see below), whose sum is σ = 173203392. Its totient is φ = 80982720.

The previous prime is 125666087. The next prime is 125666111. The reversal of 125666097 is 790666521.

It is not a de Polignac number, because 125666097 - 2¹⁰ = 125665073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125666017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13822 + ... + 21032.

It is an arithmetic number, because the mean of its divisors is an integer number (10825212).

Almost surely, 2^125666097 is an apocalyptic number.

It is an amenable number.

125666097 is a deficient number, since it is larger than the sum of its proper divisors (47537295).

125666097 is a wasteful number, since it uses less digits than its factorization.

125666097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7408.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 125666097 is about 11210.0890719030. The cubic root of 125666097 is about 500.8865564396.

The spelling of 125666097 in words is "one hundred twenty-five million, six hundred sixty-six thousand, ninety-seven".