1071257571331 has 2 divisors, whose sum is σ = 1071257571332. Its totient is φ = 1071257571330.

The previous prime is 1071257571271. The next prime is 1071257571353. The reversal of 1071257571331 is 1331757521701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1071257571331 - 2⁷ = 1071257571203 is a prime.

It is a super-2 number, since 2×1071257571331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1071257541331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535628785665 + 535628785666.

It is an arithmetic number, because the mean of its divisors is an integer number (535628785666).

Almost surely, 2^{1071257571331} is an apocalyptic number.

1071257571331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071257571331 is an equidigital number, since it uses as much as digits as its factorization.

1071257571331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 154350, while the sum is 43.

The spelling of 1071257571331 in words is "one trillion, seventy-one billion, two hundred fifty-seven million, five hundred seventy-one thousand, three hundred thirty-one".