1061718331 has 2 divisors, whose sum is σ = 1061718332. Its totient is φ = 1061718330.

The previous prime is 1061718311. The next prime is 1061718379. The reversal of 1061718331 is 1338171601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1061718331 - 2⁵ = 1061718299 is a prime.

It is a super-2 number, since 2×1061718331² = 2254491628762851122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061718293 and 1061718302.

It is not a weakly prime, because it can be changed into another prime (1061718311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530859165 + 530859166.

It is an arithmetic number, because the mean of its divisors is an integer number (530859166).

Almost surely, 2^1061718331 is an apocalyptic number.

1061718331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061718331 is an equidigital number, since it uses as much as digits as its factorization.

1061718331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1061718331 is about 32584.0195648112. The cubic root of 1061718331 is about 1020.1634785392.

Adding to 1061718331 its reverse (1338171601), we get a palindrome (2399889932).

The spelling of 1061718331 in words is "one billion, sixty-one million, seven hundred eighteen thousand, three hundred thirty-one".