1071711607 has 4 divisors (see below), whose sum is σ = 1071780480. Its totient is φ = 1071642736.

The previous prime is 1071711583. The next prime is 1071711629. The reversal of 1071711607 is 7061171701.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7061171701 = 1033 ⋅6835597.

It is a cyclic number.

It is not a de Polignac number, because 1071711607 - 2⁷ = 1071711479 is a prime.

It is a super-2 number, since 2×1071711607² = 2297131537157044898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071711647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1194 + ... + 46312.

It is an arithmetic number, because the mean of its divisors is an integer number (267945120).

Almost surely, 2^1071711607 is an apocalyptic number.

1071711607 is a deficient number, since it is larger than the sum of its proper divisors (68873).

1071711607 is an equidigital number, since it uses as much as digits as its factorization.

1071711607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68872.

The product of its (nonzero) digits is 2058, while the sum is 31.

The square root of 1071711607 is about 32737.0066896777. The cubic root of 1071711607 is about 1023.3542042049.

The spelling of 1071711607 in words is "one billion, seventy-one million, seven hundred eleven thousand, six hundred seven".