125116853 has 2 divisors, whose sum is σ = 125116854. Its totient is φ = 125116852.

The previous prime is 125116813. The next prime is 125116861. The reversal of 125116853 is 358611521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76772644 + 48344209 = 8762^2 + 6953^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125116853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125116813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62558426 + 62558427.

It is an arithmetic number, because the mean of its divisors is an integer number (62558427).

Almost surely, 2^125116853 is an apocalyptic number.

It is an amenable number.

125116853 is a deficient number, since it is larger than the sum of its proper divisors (1).

125116853 is an equidigital number, since it uses as much as digits as its factorization.

125116853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 32.

The square root of 125116853 is about 11185.5644917903. The cubic root of 125116853 is about 500.1557554754.

The spelling of 125116853 in words is "one hundred twenty-five million, one hundred sixteen thousand, eight hundred fifty-three".