250135013 has 2 divisors, whose sum is σ = 250135014. Its totient is φ = 250135012.

The previous prime is 250134977. The next prime is 250135033. The reversal of 250135013 is 310531052.

It is an a-pointer prime, because the next prime (250135033) can be obtained adding 250135013 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214827649 + 35307364 = 14657^2 + 5942^2 .

It is a cyclic number.

It is not a de Polignac number, because 250135013 - 2²⁶ = 183026149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250135033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125067506 + 125067507.

It is an arithmetic number, because the mean of its divisors is an integer number (125067507).

Almost surely, 2^250135013 is an apocalyptic number.

It is an amenable number.

250135013 is a deficient number, since it is larger than the sum of its proper divisors (1).

250135013 is an equidigital number, since it uses as much as digits as its factorization.

250135013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 250135013 is about 15815.6572104987. The cubic root of 250135013 is about 630.0739083527.

Adding to 250135013 its reverse (310531052), we get a palindrome (560666065).

The spelling of 250135013 in words is "two hundred fifty million, one hundred thirty-five thousand, thirteen".