125555252353 has 2 divisors, whose sum is σ = 125555252354. Its totient is φ = 125555252352.

The previous prime is 125555252323. The next prime is 125555252387. The reversal of 125555252353 is 353252555521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117849397264 + 7705855089 = 343292^2 + 87783^2 .

It is a cyclic number.

It is not a de Polignac number, because 125555252353 - 2⁵ = 125555252321 is a prime.

It is not a weakly prime, because it can be changed into another prime (125555252323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62777626176 + 62777626177.

It is an arithmetic number, because the mean of its divisors is an integer number (62777626177).

Almost surely, 2^125555252353 is an apocalyptic number.

It is an amenable number.

125555252353 is a deficient number, since it is larger than the sum of its proper divisors (1).

125555252353 is an equidigital number, since it uses as much as digits as its factorization.

125555252353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1125000, while the sum is 43.

The spelling of 125555252353 in words is "one hundred twenty-five billion, five hundred fifty-five million, two hundred fifty-two thousand, three hundred fifty-three".