1267054153241 has 2 divisors, whose sum is σ = 1267054153242. Its totient is φ = 1267054153240.

The previous prime is 1267054153073. The next prime is 1267054153297. The reversal of 1267054153241 is 1423514507621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1267054153225 + 16 = 1125635^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 1267054153241 - 2³⁰ = 1265980411417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1267054123241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633527076620 + 633527076621.

It is an arithmetic number, because the mean of its divisors is an integer number (633527076621).

Almost surely, 2^{1267054153241} is an apocalyptic number.

It is an amenable number.

1267054153241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1267054153241 is an equidigital number, since it uses as much as digits as its factorization.

1267054153241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 1267054153241 in words is "one trillion, two hundred sixty-seven billion, fifty-four million, one hundred fifty-three thousand, two hundred forty-one".