125366071 has 4 divisors (see below), whose sum is σ = 126135352. Its totient is φ = 124596792.

The previous prime is 125366053. The next prime is 125366107. The reversal of 125366071 is 170663521.

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 125366071 - 2⁷ = 125365943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125366011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384396 + ... + 384721.

It is an arithmetic number, because the mean of its divisors is an integer number (31533838).

Almost surely, 2^125366071 is an apocalyptic number.

125366071 is a deficient number, since it is larger than the sum of its proper divisors (769281).

125366071 is an equidigital number, since it uses as much as digits as its factorization.

125366071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769280.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 125366071 is about 11196.6991117918. The cubic root of 125366071 is about 500.4876189676.

The spelling of 125366071 in words is "one hundred twenty-five million, three hundred sixty-six thousand, seventy-one".