1061130331 has 4 divisors (see below), whose sum is σ = 1081151712. Its totient is φ = 1041108952.

The previous prime is 1061130313. The next prime is 1061130347. The reversal of 1061130331 is 1330311601.

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

It is a cyclic number.

It is not a de Polignac number, because 1061130331 - 2⁵ = 1061130299 is a prime.

It is a super-2 number, since 2×1061130331² = 2251995158736339122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1061130299 and 1061130308.

It is not an unprimeable number, because it can be changed into a prime (1061130391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010611 + ... + 10010716.

It is an arithmetic number, because the mean of its divisors is an integer number (270287928).

Almost surely, 2^1061130331 is an apocalyptic number.

1061130331 is a deficient number, since it is larger than the sum of its proper divisors (20021381).

1061130331 is an equidigital number, since it uses as much as digits as its factorization.

1061130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20021380.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1061130331 is about 32574.9954873366. The cubic root of 1061130331 is about 1019.9751150535.

Adding to 1061130331 its reverse (1330311601), we get a palindrome (2391441932).

The spelling of 1061130331 in words is "one billion, sixty-one million, one hundred thirty thousand, three hundred thirty-one".