125064851 has 2 divisors, whose sum is σ = 125064852. Its totient is φ = 125064850.

The previous prime is 125064839. The next prime is 125064853. The reversal of 125064851 is 158460521.

It is a strong prime.

It is an emirp because it is prime and its reverse (158460521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125064851 - 2¹⁴ = 125048467 is a prime.

It is a Sophie Germain prime.

Together with 125064853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125064853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62532425 + 62532426.

It is an arithmetic number, because the mean of its divisors is an integer number (62532426).

Almost surely, 2^125064851 is an apocalyptic number.

125064851 is a deficient number, since it is larger than the sum of its proper divisors (1).

125064851 is an equidigital number, since it uses as much as digits as its factorization.

125064851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 125064851 is about 11183.2397363197. The cubic root of 125064851 is about 500.0864530509.

It can be divided in two parts, 12506 and 4851, that multiplied together give a palindrome (60666606).

The spelling of 125064851 in words is "one hundred twenty-five million, sixty-four thousand, eight hundred fifty-one".