1061345717 has 4 divisors (see below), whose sum is σ = 1123777836. Its totient is φ = 998913600.

The previous prime is 1061345693. The next prime is 1061345743. The reversal of 1061345717 is 7175431601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 345997201 + 715348516 = 18601^2 + 26746^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061345717 - 2⁶ = 1061345653 is a prime.

It is a super-2 number, since 2×1061345717² = 2252909461988488178, 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 (1061345797) 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, 31216034 + ... + 31216067.

It is an arithmetic number, because the mean of its divisors is an integer number (280944459).

Almost surely, 2^1061345717 is an apocalyptic number.

1061345717 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1061345717 is a deficient number, since it is larger than the sum of its proper divisors (62432119).

1061345717 is an equidigital number, since it uses as much as digits as its factorization.

1061345717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62432118.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1061345717 is about 32578.3013215852. The cubic root of 1061345717 is about 1020.0441211851.

The spelling of 1061345717 in words is "one billion, sixty-one million, three hundred forty-five thousand, seven hundred seventeen".