125405333 has 2 divisors, whose sum is σ = 125405334. Its totient is φ = 125405332.

The previous prime is 125405327. The next prime is 125405341. The reversal of 125405333 is 333504521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106543684 + 18861649 = 10322^2 + 4343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125405333 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125405303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62702666 + 62702667.

It is an arithmetic number, because the mean of its divisors is an integer number (62702667).

Almost surely, 2^125405333 is an apocalyptic number.

It is an amenable number.

125405333 is a deficient number, since it is larger than the sum of its proper divisors (1).

125405333 is an equidigital number, since it uses as much as digits as its factorization.

125405333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 125405333 is about 11198.4522591294. The cubic root of 125405333 is about 500.5398608906.

Adding to 125405333 its reverse (333504521), we get a palindrome (458909854).

The spelling of 125405333 in words is "one hundred twenty-five million, four hundred five thousand, three hundred thirty-three".