125140517 has 8 divisors (see below), whose sum is σ = 131829600. Its totient is φ = 118461744.

The previous prime is 125140489. The next prime is 125140529. The reversal of 125140517 is 715041521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125140517 - 2⁶ = 125140453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125100517) 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 7 ways as a sum of consecutive naturals, for example, 45734 + ... + 48392.

It is an arithmetic number, because the mean of its divisors is an integer number (16478700).

Almost surely, 2^125140517 is an apocalyptic number.

It is an amenable number.

125140517 is a deficient number, since it is larger than the sum of its proper divisors (6689083).

125140517 is a wasteful number, since it uses less digits than its factorization.

125140517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5155.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 125140517 is about 11186.6222337218. The cubic root of 125140517 is about 500.1872858393.

The spelling of 125140517 in words is "one hundred twenty-five million, one hundred forty thousand, five hundred seventeen".