1255012656097 has 2 divisors, whose sum is σ = 1255012656098. Its totient is φ = 1255012656096.

The previous prime is 1255012656067. The next prime is 1255012656101. The reversal of 1255012656097 is 7906562105521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 661125105216 + 593887550881 = 813096^2 + 770641^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255012656097 - 2⁷ = 1255012655969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1255012656097.

It is not a weakly prime, because it can be changed into another prime (1255012656067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627506328048 + 627506328049.

It is an arithmetic number, because the mean of its divisors is an integer number (627506328049).

Almost surely, 2^{1255012656097} is an apocalyptic number.

It is an amenable number.

1255012656097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255012656097 is an equidigital number, since it uses as much as digits as its factorization.

1255012656097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134000, while the sum is 49.

The spelling of 1255012656097 in words is "one trillion, two hundred fifty-five billion, twelve million, six hundred fifty-six thousand, ninety-seven".