1270823492077 has 2 divisors, whose sum is σ = 1270823492078. Its totient is φ = 1270823492076.

The previous prime is 1270823492027. The next prime is 1270823492117. The reversal of 1270823492077 is 7702943280721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 709479397636 + 561344094441 = 842306^2 + 749229^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1270823492077 is a prime.

It is a super-2 number, since 2×1270823492077² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1270823492027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635411746038 + 635411746039.

It is an arithmetic number, because the mean of its divisors is an integer number (635411746039).

Almost surely, 2^{1270823492077} is an apocalyptic number.

It is an amenable number.

1270823492077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1270823492077 is an equidigital number, since it uses as much as digits as its factorization.

1270823492077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 52.

The spelling of 1270823492077 in words is "one trillion, two hundred seventy billion, eight hundred twenty-three million, four hundred ninety-two thousand, seventy-seven".