125066851 has 16 divisors (see below), whose sum is σ = 157687488. Its totient is φ = 96537600.

The previous prime is 125066849. The next prime is 125066857. The reversal of 125066851 is 158660521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125066851 - 2¹ = 125066849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125066857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13030 + ... + 20491.

It is an arithmetic number, because the mean of its divisors is an integer number (9855468).

Almost surely, 2^125066851 is an apocalyptic number.

125066851 is a deficient number, since it is larger than the sum of its proper divisors (32620637).

125066851 is a wasteful number, since it uses less digits than its factorization.

125066851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33582.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 125066851 is about 11183.3291554885. The cubic root of 125066851 is about 500.0891187814.

The spelling of 125066851 in words is "one hundred twenty-five million, sixty-six thousand, eight hundred fifty-one".