1071761 has 2 divisors, whose sum is σ = 1071762. Its totient is φ = 1071760.

The previous prime is 1071743. The next prime is 1071773. The reversal of 1071761 is 1671701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891136 + 180625 = 944^2 + 425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1071761 is a prime.

It is a super-2 number, since 2×1071761² = 2297343282242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1071061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535880 + 535881.

It is an arithmetic number, because the mean of its divisors is an integer number (535881).

2^1071761 is an apocalyptic number.

It is an amenable number.

1071761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071761 is an equidigital number, since it uses as much as digits as its factorization.

1071761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294, while the sum is 23.

The square root of 1071761 is about 1035.2589048156. The cubic root of 1071761 is about 102.3369925399.

The spelling of 1071761 in words is "one million, seventy-one thousand, seven hundred sixty-one".