125250133 has 2 divisors, whose sum is σ = 125250134. Its totient is φ = 125250132.

The previous prime is 125250113. The next prime is 125250161. The reversal of 125250133 is 331052521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97970404 + 27279729 = 9898^2 + 5223^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125250133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125250113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62625066 + 62625067.

It is an arithmetic number, because the mean of its divisors is an integer number (62625067).

Almost surely, 2^125250133 is an apocalyptic number.

It is an amenable number.

125250133 is a deficient number, since it is larger than the sum of its proper divisors (1).

125250133 is an equidigital number, since it uses as much as digits as its factorization.

125250133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 125250133 is about 11191.5205847999. The cubic root of 125250133 is about 500.3332884549. Note that the first 3 decimals are identical.

The spelling of 125250133 in words is "one hundred twenty-five million, two hundred fifty thousand, one hundred thirty-three".