1270900640033 has 2 divisors, whose sum is σ = 1270900640034. Its totient is φ = 1270900640032.

The previous prime is 1270900639951. The next prime is 1270900640081. The reversal of 1270900640033 is 3300460090721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1210950586624 + 59950053409 = 1100432^2 + 244847^2 .

It is a cyclic number.

It is not a de Polignac number, because 1270900640033 - 2¹⁰ = 1270900639009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1270900639975 and 1270900640002.

It is not a weakly prime, because it can be changed into another prime (1270900640083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635450320016 + 635450320017.

It is an arithmetic number, because the mean of its divisors is an integer number (635450320017).

Almost surely, 2^{1270900640033} is an apocalyptic number.

It is an amenable number.

1270900640033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1270900640033 is an equidigital number, since it uses as much as digits as its factorization.

1270900640033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The spelling of 1270900640033 in words is "one trillion, two hundred seventy billion, nine hundred million, six hundred forty thousand, thirty-three".