1061001011 has 24 divisors (see below), whose sum is σ = 1270352160. Its totient is φ = 867739392.

The previous prime is 1061000987. The next prime is 1061001041. The reversal of 1061001011 is 1101001601.

It is not a de Polignac number, because 1061001011 - 2¹⁸ = 1060738867 is a prime.

It is a super-2 number, since 2×1061001011² = 2251446290686044242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061000983 and 1061001001.

It is not an unprimeable number, because it can be changed into a prime (1061001041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 506855 + ... + 508943.

It is an arithmetic number, because the mean of its divisors is an integer number (52931340).

Almost surely, 2^1061001011 is an apocalyptic number.

1061001011 is a deficient number, since it is larger than the sum of its proper divisors (209351149).

1061001011 is an equidigital number, since it uses as much as digits as its factorization.

1061001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1061001011 is about 32573.0104687915. The cubic root of 1061001011 is about 1019.9336785662.

Adding to 1061001011 its reverse (1101001601), we get a palindrome (2162002612).

The spelling of 1061001011 in words is "one billion, sixty-one million, one thousand, eleven".