125843033 has 2 divisors, whose sum is σ = 125843034. Its totient is φ = 125843032.

The previous prime is 125842999. The next prime is 125843059. The reversal of 125843033 is 330348521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125260864 + 582169 = 11192^2 + 763^2 .

It is a cyclic number.

It is not a de Polignac number, because 125843033 - 2¹⁶ = 125777497 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125842987 and 125843005.

It is not a weakly prime, because it can be changed into another prime (125803033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62921516 + 62921517.

It is an arithmetic number, because the mean of its divisors is an integer number (62921517).

Almost surely, 2^125843033 is an apocalyptic number.

It is an amenable number.

125843033 is a deficient number, since it is larger than the sum of its proper divisors (1).

125843033 is an equidigital number, since it uses as much as digits as its factorization.

125843033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 125843033 is about 11217.9781155073. The cubic root of 125843033 is about 501.1215264758.

The spelling of 125843033 in words is "one hundred twenty-five million, eight hundred forty-three thousand, thirty-three".