125466121 has 8 divisors (see below), whose sum is σ = 136985184. Its totient is φ = 113965920.

The previous prime is 125466119. The next prime is 125466161. The reversal of 125466121 is 121664521.

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 125466121 - 2¹ = 125466119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125466121.

It is not an unprimeable number, because it can be changed into a prime (125466161) 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, 11701 + ... + 19693.

It is an arithmetic number, because the mean of its divisors is an integer number (17123148).

Almost surely, 2^125466121 is an apocalyptic number.

125466121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125466121 is a deficient number, since it is larger than the sum of its proper divisors (11519063).

125466121 is a wasteful number, since it uses less digits than its factorization.

125466121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9431.

The product of its digits is 2880, while the sum is 28.

The square root of 125466121 is about 11201.1660553712. The cubic root of 125466121 is about 500.6207237518.

The spelling of 125466121 in words is "one hundred twenty-five million, four hundred sixty-six thousand, one hundred twenty-one".