255125245013 has 2 divisors, whose sum is σ = 255125245014. Its totient is φ = 255125245012.

The previous prime is 255125244977. The next prime is 255125245021. The reversal of 255125245013 is 310542521552.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250098009604 + 5027235409 = 500098^2 + 70903^2 .

It is a cyclic number.

It is not a de Polignac number, because 255125245013 - 2¹⁴ = 255125228629 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 (255125245033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127562622506 + 127562622507.

It is an arithmetic number, because the mean of its divisors is an integer number (127562622507).

Almost surely, 2^255125245013 is an apocalyptic number.

It is an amenable number.

255125245013 is a deficient number, since it is larger than the sum of its proper divisors (1).

255125245013 is an equidigital number, since it uses as much as digits as its factorization.

255125245013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 255125245013 its reverse (310542521552), we get a palindrome (565667766565).

The spelling of 255125245013 in words is "two hundred fifty-five billion, one hundred twenty-five million, two hundred forty-five thousand, thirteen".