125555252293 has 2 divisors, whose sum is σ = 125555252294. Its totient is φ = 125555252292.

The previous prime is 125555252243. The next prime is 125555252321. The reversal of 125555252293 is 392252555521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123255762084 + 2299490209 = 351078^2 + 47953^2 .

It is a cyclic number.

It is not a de Polignac number, because 125555252293 - 2³³ = 116965317701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125555252243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62777626146 + 62777626147.

It is an arithmetic number, because the mean of its divisors is an integer number (62777626147).

Almost surely, 2^125555252293 is an apocalyptic number.

It is an amenable number.

125555252293 is a deficient number, since it is larger than the sum of its proper divisors (1).

125555252293 is an equidigital number, since it uses as much as digits as its factorization.

125555252293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1350000, while the sum is 46.

The spelling of 125555252293 in words is "one hundred twenty-five billion, five hundred fifty-five million, two hundred fifty-two thousand, two hundred ninety-three".