1331760071 has 2 divisors, whose sum is σ = 1331760072. Its totient is φ = 1331760070.

The previous prime is 1331760061. The next prime is 1331760109. The reversal of 1331760071 is 1700671331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1331760071 - 2¹⁸ = 1331497927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331760061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665880035 + 665880036.

It is an arithmetic number, because the mean of its divisors is an integer number (665880036).

Almost surely, 2^1331760071 is an apocalyptic number.

1331760071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331760071 is an equidigital number, since it uses as much as digits as its factorization.

1331760071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 1331760071 is about 36493.2880267043. The cubic root of 1331760071 is about 1100.2093461063.

The spelling of 1331760071 in words is "one billion, three hundred thirty-one million, seven hundred sixty thousand, seventy-one".