125061663 has 8 divisors (see below), whose sum is σ = 166814208. Its totient is φ = 83341784.

The previous prime is 125061653. The next prime is 125061679. The reversal of 125061663 is 366160521.

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 125061663 - 2⁹ = 125061151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125061663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125061623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2920 + ... + 16082.

It is an arithmetic number, because the mean of its divisors is an integer number (20851776).

Almost surely, 2^125061663 is an apocalyptic number.

125061663 is a deficient number, since it is larger than the sum of its proper divisors (41752545).

125061663 is a wasteful number, since it uses less digits than its factorization.

125061663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16333.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 125061663 is about 11183.0972006864. The cubic root of 125061663 is about 500.0822038177.

The spelling of 125061663 in words is "one hundred twenty-five million, sixty-one thousand, six hundred sixty-three".