125166707 has 4 divisors (see below), whose sum is σ = 125251056. Its totient is φ = 125082360.

The previous prime is 125166689. The next prime is 125166719. The reversal of 125166707 is 707661521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125166707 - 2¹⁰ = 125165683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125136707) 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 3 ways as a sum of consecutive naturals, for example, 39908 + ... + 42929.

It is an arithmetic number, because the mean of its divisors is an integer number (31312764).

Almost surely, 2^125166707 is an apocalyptic number.

125166707 is a deficient number, since it is larger than the sum of its proper divisors (84349).

125166707 is an equidigital number, since it uses as much as digits as its factorization.

125166707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84348.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 125166707 is about 11187.7927671190. The cubic root of 125166707 is about 500.2221772599. Note that the first 3 decimals are identical.

The spelling of 125166707 in words is "one hundred twenty-five million, one hundred sixty-six thousand, seven hundred seven".